251191752

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{21059}}^1$

素因数の和:21146

約数の個数: 64

約数和(自身を含む): 727833600

約数和(自身を除く): 476641848

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 71, 84, 142, 168, 213, 284, 426, 497, 568, 852, 994, 1491, 1704, 1988, 2982, 3976, 5964, 11928, 21059, 42118, 63177, 84236, 126354, 147413, 168472, 252708, 294826, 442239, 505416, 589652, 884478, 1179304, 1495189, 1768956, 2990378, 3537912, 4485567, 5980756, 8971134, 10466323, 11961512, 17942268, 20932646, 31398969, 35884536, 41865292, 62797938, 83730584, 125595876, 251191752]

約数ペア:

[(1, 251191752), (2, 125595876), (3, 83730584), (4, 62797938), (6, 41865292), (7, 35884536), (8, 31398969), (12, 20932646), (14, 17942268), (21, 11961512), (24, 10466323), (28, 8971134), (42, 5980756), (56, 4485567), (71, 3537912), (84, 2990378), (142, 1768956), (168, 1495189), (213, 1179304), (284, 884478), (426, 589652), (497, 505416), (568, 442239), (852, 294826), (994, 252708), (1491, 168472), (1704, 147413), (1988, 126354), (2982, 84236), (3976, 63177), (5964, 42118), (11928, 21059)]