61631427

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{257}}^1$

素因数の和:340

約数の個数: 48

約数和(自身を含む): 99715968

約数和(自身を除く): 38084541

約数列:

[1, 3, 11, 13, 33, 39, 43, 129, 143, 169, 257, 429, 473, 507, 559, 771, 1419, 1677, 1859, 2827, 3341, 5577, 6149, 7267, 8481, 10023, 11051, 18447, 21801, 33153, 36751, 43433, 79937, 110253, 121561, 130299, 143663, 239811, 364683, 430989, 477763, 1433289, 1580293, 1867619, 4740879, 5602857, 20543809, 61631427]

約数ペア:

[(1, 61631427), (3, 20543809), (11, 5602857), (13, 4740879), (33, 1867619), (39, 1580293), (43, 1433289), (129, 477763), (143, 430989), (169, 364683), (257, 239811), (429, 143663), (473, 130299), (507, 121561), (559, 110253), (771, 79937), (1419, 43433), (1677, 36751), (1859, 33153), (2827, 21801), (3341, 18447), (5577, 11051), (6149, 10023), (7267, 8481)]