253242906

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{353}}^1$

素因数の和:444

約数の個数: 128

約数和(自身を含む): 652492800

約数和(自身を除く): 399249894

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 29, 31, 38, 42, 57, 58, 62, 87, 93, 114, 133, 174, 186, 203, 217, 266, 353, 399, 406, 434, 551, 589, 609, 651, 706, 798, 899, 1059, 1102, 1178, 1218, 1302, 1653, 1767, 1798, 2118, 2471, 2697, 3306, 3534, 3857, 4123, 4942, 5394, 6293, 6707, 7413, 7714, 8246, 10237, 10943, 11571, 12369, 12586, 13414, 14826, 17081, 18879, 20121, 20474, 21886, 23142, 24738, 30711, 32829, 34162, 37758, 40242, 46949, 51243, 61422, 65658, 71659, 76601, 93898, 102486, 119567, 140847, 143318, 153202, 194503, 207917, 214977, 229803, 239134, 281694, 317347, 358701, 389006, 415834, 429954, 459606, 583509, 623751, 634694, 717402, 952041, 1167018, 1247502, 1361521, 1455419, 1904082, 2221429, 2723042, 2910838, 4084563, 4366257, 4442858, 6029593, 6664287, 8169126, 8732514, 12059186, 13328574, 18088779, 36177558, 42207151, 84414302, 126621453, 253242906]

約数ペア:

[(1, 253242906), (2, 126621453), (3, 84414302), (6, 42207151), (7, 36177558), (14, 18088779), (19, 13328574), (21, 12059186), (29, 8732514), (31, 8169126), (38, 6664287), (42, 6029593), (57, 4442858), (58, 4366257), (62, 4084563), (87, 2910838), (93, 2723042), (114, 2221429), (133, 1904082), (174, 1455419), (186, 1361521), (203, 1247502), (217, 1167018), (266, 952041), (353, 717402), (399, 634694), (406, 623751), (434, 583509), (551, 459606), (589, 429954), (609, 415834), (651, 389006), (706, 358701), (798, 317347), (899, 281694), (1059, 239134), (1102, 229803), (1178, 214977), (1218, 207917), (1302, 194503), (1653, 153202), (1767, 143318), (1798, 140847), (2118, 119567), (2471, 102486), (2697, 93898), (3306, 76601), (3534, 71659), (3857, 65658), (4123, 61422), (4942, 51243), (5394, 46949), (6293, 40242), (6707, 37758), (7413, 34162), (7714, 32829), (8246, 30711), (10237, 24738), (10943, 23142), (11571, 21886), (12369, 20474), (12586, 20121), (13414, 18879), (14826, 17081)]