638528088

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{51461}}^1$

素因数の和:51528

約数の個数: 64

約数和(自身を含む): 1778526720

約数和(自身を除く): 1139998632

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 47, 66, 88, 94, 132, 141, 188, 264, 282, 376, 517, 564, 1034, 1128, 1551, 2068, 3102, 4136, 6204, 12408, 51461, 102922, 154383, 205844, 308766, 411688, 566071, 617532, 1132142, 1235064, 1698213, 2264284, 2418667, 3396426, 4528568, 4837334, 6792852, 7256001, 9674668, 13585704, 14512002, 19349336, 26605337, 29024004, 53210674, 58048008, 79816011, 106421348, 159632022, 212842696, 319264044, 638528088]

約数ペア:

[(1, 638528088), (2, 319264044), (3, 212842696), (4, 159632022), (6, 106421348), (8, 79816011), (11, 58048008), (12, 53210674), (22, 29024004), (24, 26605337), (33, 19349336), (44, 14512002), (47, 13585704), (66, 9674668), (88, 7256001), (94, 6792852), (132, 4837334), (141, 4528568), (188, 3396426), (264, 2418667), (282, 2264284), (376, 1698213), (517, 1235064), (564, 1132142), (1034, 617532), (1128, 566071), (1551, 411688), (2068, 308766), (3102, 205844), (4136, 154383), (6204, 102922), (12408, 51461)]