81631788

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{607}}^1\times {\mathrm{1601}}^1$

素因数の和:2222

約数の個数: 48

約数和(自身を含む): 218179584

約数和(自身を除く): 136547796

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 607, 1214, 1601, 1821, 2428, 3202, 3642, 4249, 4803, 6404, 7284, 8498, 9606, 11207, 12747, 16996, 19212, 22414, 25494, 33621, 44828, 50988, 67242, 134484, 971807, 1943614, 2915421, 3887228, 5830842, 6802649, 11661684, 13605298, 20407947, 27210596, 40815894, 81631788]

約数ペア:

[(1, 81631788), (2, 40815894), (3, 27210596), (4, 20407947), (6, 13605298), (7, 11661684), (12, 6802649), (14, 5830842), (21, 3887228), (28, 2915421), (42, 1943614), (84, 971807), (607, 134484), (1214, 67242), (1601, 50988), (1821, 44828), (2428, 33621), (3202, 25494), (3642, 22414), (4249, 19212), (4803, 16996), (6404, 12747), (7284, 11207), (8498, 9606)]