397834528

素因数分解:

$2^5\times 7^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{673}}^1$

素因数の和:739

約数の個数: 144

約数和(自身を含む): 1016540280

約数和(自身を除く): 618705752

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 29, 32, 49, 52, 56, 58, 91, 98, 104, 112, 116, 182, 196, 203, 208, 224, 232, 364, 377, 392, 406, 416, 464, 637, 673, 728, 754, 784, 812, 928, 1274, 1346, 1421, 1456, 1508, 1568, 1624, 2548, 2639, 2692, 2842, 2912, 3016, 3248, 4711, 5096, 5278, 5384, 5684, 6032, 6496, 8749, 9422, 10192, 10556, 10768, 11368, 12064, 17498, 18473, 18844, 19517, 20384, 21112, 21536, 22736, 32977, 34996, 36946, 37688, 39034, 42224, 45472, 61243, 65954, 69992, 73892, 75376, 78068, 84448, 122486, 131908, 136619, 139984, 147784, 150752, 156136, 244972, 253721, 263816, 273238, 279968, 295568, 312272, 428701, 489944, 507442, 527632, 546476, 591136, 624544, 857402, 956333, 979888, 1014884, 1055264, 1092952, 1714804, 1776047, 1912666, 1959776, 2029768, 2185904, 3429608, 3552094, 3825332, 4059536, 4371808, 6859216, 7104188, 7650664, 8119072, 12432329, 13718432, 14208376, 15301328, 24864658, 28416752, 30602656, 49729316, 56833504, 99458632, 198917264, 397834528]

約数ペア:

[(1, 397834528), (2, 198917264), (4, 99458632), (7, 56833504), (8, 49729316), (13, 30602656), (14, 28416752), (16, 24864658), (26, 15301328), (28, 14208376), (29, 13718432), (32, 12432329), (49, 8119072), (52, 7650664), (56, 7104188), (58, 6859216), (91, 4371808), (98, 4059536), (104, 3825332), (112, 3552094), (116, 3429608), (182, 2185904), (196, 2029768), (203, 1959776), (208, 1912666), (224, 1776047), (232, 1714804), (364, 1092952), (377, 1055264), (392, 1014884), (406, 979888), (416, 956333), (464, 857402), (637, 624544), (673, 591136), (728, 546476), (754, 527632), (784, 507442), (812, 489944), (928, 428701), (1274, 312272), (1346, 295568), (1421, 279968), (1456, 273238), (1508, 263816), (1568, 253721), (1624, 244972), (2548, 156136), (2639, 150752), (2692, 147784), (2842, 139984), (2912, 136619), (3016, 131908), (3248, 122486), (4711, 84448), (5096, 78068), (5278, 75376), (5384, 73892), (5684, 69992), (6032, 65954), (6496, 61243), (8749, 45472), (9422, 42224), (10192, 39034), (10556, 37688), (10768, 36946), (11368, 34996), (12064, 32977), (17498, 22736), (18473, 21536), (18844, 21112), (19517, 20384)]