285053587

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{2731}}^1$

素因数の和:2819

約数の個数: 32

約数和(自身を含む): 372076544

約数和(自身を除く): 87022957

約数列:

[1, 7, 13, 31, 37, 91, 217, 259, 403, 481, 1147, 2731, 2821, 3367, 8029, 14911, 19117, 35503, 84661, 101047, 104377, 248521, 592627, 707329, 1100593, 1313611, 3132457, 7704151, 9195277, 21927199, 40721941, 285053587]

約数ペア:

[(1, 285053587), (7, 40721941), (13, 21927199), (31, 9195277), (37, 7704151), (91, 3132457), (217, 1313611), (259, 1100593), (403, 707329), (481, 592627), (1147, 248521), (2731, 104377), (2821, 101047), (3367, 84661), (8029, 35503), (14911, 19117)]