12985388

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:234

約数の個数: 48

約数和(自身を含む): 25872000

約数和(自身を除く): 12886612

約数列:

[1, 2, 4, 13, 26, 29, 52, 58, 79, 109, 116, 158, 218, 316, 377, 436, 754, 1027, 1417, 1508, 2054, 2291, 2834, 3161, 4108, 4582, 5668, 6322, 8611, 9164, 12644, 17222, 29783, 34444, 41093, 59566, 82186, 111943, 119132, 164372, 223886, 249719, 447772, 499438, 998876, 3246347, 6492694, 12985388]

約数ペア:

[(1, 12985388), (2, 6492694), (4, 3246347), (13, 998876), (26, 499438), (29, 447772), (52, 249719), (58, 223886), (79, 164372), (109, 119132), (116, 111943), (158, 82186), (218, 59566), (316, 41093), (377, 34444), (436, 29783), (754, 17222), (1027, 12644), (1417, 9164), (1508, 8611), (2054, 6322), (2291, 5668), (2834, 4582), (3161, 4108)]