81173596

素因数分解:

$2^2\times 7^2\times {\mathrm{137}}^1\times {\mathrm{3023}}^1$

素因数の和:3178

約数の個数: 36

約数和(自身を含む): 166507488

約数和(自身を除く): 85333892

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 137, 196, 274, 548, 959, 1918, 3023, 3836, 6046, 6713, 12092, 13426, 21161, 26852, 42322, 84644, 148127, 296254, 414151, 592508, 828302, 1656604, 2899057, 5798114, 11596228, 20293399, 40586798, 81173596]

約数ペア:

[(1, 81173596), (2, 40586798), (4, 20293399), (7, 11596228), (14, 5798114), (28, 2899057), (49, 1656604), (98, 828302), (137, 592508), (196, 414151), (274, 296254), (548, 148127), (959, 84644), (1918, 42322), (3023, 26852), (3836, 21161), (6046, 13426), (6713, 12092)]