131623688

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{1163}}^1$

素因数の和:1266

約数の個数: 64

約数和(自身を含む): 295004160

約数和(自身を除く): 163380472

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 47, 56, 86, 94, 172, 188, 301, 329, 344, 376, 602, 658, 1163, 1204, 1316, 2021, 2326, 2408, 2632, 4042, 4652, 8084, 8141, 9304, 14147, 16168, 16282, 28294, 32564, 50009, 54661, 56588, 65128, 100018, 109322, 113176, 200036, 218644, 350063, 382627, 400072, 437288, 700126, 765254, 1400252, 1530508, 2350423, 2800504, 3061016, 4700846, 9401692, 16452961, 18803384, 32905922, 65811844, 131623688]

約数ペア:

[(1, 131623688), (2, 65811844), (4, 32905922), (7, 18803384), (8, 16452961), (14, 9401692), (28, 4700846), (43, 3061016), (47, 2800504), (56, 2350423), (86, 1530508), (94, 1400252), (172, 765254), (188, 700126), (301, 437288), (329, 400072), (344, 382627), (376, 350063), (602, 218644), (658, 200036), (1163, 113176), (1204, 109322), (1316, 100018), (2021, 65128), (2326, 56588), (2408, 54661), (2632, 50009), (4042, 32564), (4652, 28294), (8084, 16282), (8141, 16168), (9304, 14147)]