51003953

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{251}}^1$

素因数の和:318

約数の個数: 48

約数和(自身を含む): 72394560

約数和(自身を除く): 21390607

約数列:

[1, 7, 11, 13, 29, 49, 77, 91, 143, 203, 251, 319, 377, 539, 637, 1001, 1421, 1757, 2233, 2639, 2761, 3263, 4147, 7007, 7279, 12299, 15631, 18473, 19327, 22841, 29029, 35893, 50953, 80069, 94627, 135289, 159887, 203203, 251251, 356671, 560483, 662389, 1040897, 1758757, 3923381, 4636723, 7286279, 51003953]

約数ペア:

[(1, 51003953), (7, 7286279), (11, 4636723), (13, 3923381), (29, 1758757), (49, 1040897), (77, 662389), (91, 560483), (143, 356671), (203, 251251), (251, 203203), (319, 159887), (377, 135289), (539, 94627), (637, 80069), (1001, 50953), (1421, 35893), (1757, 29029), (2233, 22841), (2639, 19327), (2761, 18473), (3263, 15631), (4147, 12299), (7007, 7279)]