389213136

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{809}}^1$

素因数の和:1093

約数の個数: 120

約数和(自身を含む): 1179065160

約数和(自身を除く): 789852024

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 144, 156, 208, 234, 257, 312, 468, 514, 624, 771, 809, 936, 1028, 1542, 1618, 1872, 2056, 2313, 2427, 3084, 3236, 3341, 4112, 4626, 4854, 6168, 6472, 6682, 7281, 9252, 9708, 10023, 10517, 12336, 12944, 13364, 14562, 18504, 19416, 20046, 21034, 26728, 29124, 30069, 31551, 37008, 38832, 40092, 42068, 53456, 58248, 60138, 63102, 80184, 84136, 94653, 116496, 120276, 126204, 160368, 168272, 189306, 207913, 240552, 252408, 378612, 415826, 481104, 504816, 623739, 757224, 831652, 1247478, 1514448, 1663304, 1871217, 2494956, 2702869, 3326608, 3742434, 4989912, 5405738, 7484868, 8108607, 9979824, 10811476, 14969736, 16217214, 21622952, 24325821, 29939472, 32434428, 43245904, 48651642, 64868856, 97303284, 129737712, 194606568, 389213136]

約数ペア:

[(1, 389213136), (2, 194606568), (3, 129737712), (4, 97303284), (6, 64868856), (8, 48651642), (9, 43245904), (12, 32434428), (13, 29939472), (16, 24325821), (18, 21622952), (24, 16217214), (26, 14969736), (36, 10811476), (39, 9979824), (48, 8108607), (52, 7484868), (72, 5405738), (78, 4989912), (104, 3742434), (117, 3326608), (144, 2702869), (156, 2494956), (208, 1871217), (234, 1663304), (257, 1514448), (312, 1247478), (468, 831652), (514, 757224), (624, 623739), (771, 504816), (809, 481104), (936, 415826), (1028, 378612), (1542, 252408), (1618, 240552), (1872, 207913), (2056, 189306), (2313, 168272), (2427, 160368), (3084, 126204), (3236, 120276), (3341, 116496), (4112, 94653), (4626, 84136), (4854, 80184), (6168, 63102), (6472, 60138), (6682, 58248), (7281, 53456), (9252, 42068), (9708, 40092), (10023, 38832), (10517, 37008), (12336, 31551), (12944, 30069), (13364, 29124), (14562, 26728), (18504, 21034), (19416, 20046)]