15720441

素因数分解:

$3^1\times {\mathrm{11}}^3\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:194

約数の個数: 32

約数和(自身を含む): 23986176

約数和(自身を除く): 8265735

約数列:

[1, 3, 11, 31, 33, 93, 121, 127, 341, 363, 381, 1023, 1331, 1397, 3751, 3937, 3993, 4191, 11253, 11811, 15367, 41261, 43307, 46101, 123783, 129921, 169037, 476377, 507111, 1429131, 5240147, 15720441]

約数ペア:

[(1, 15720441), (3, 5240147), (11, 1429131), (31, 507111), (33, 476377), (93, 169037), (121, 129921), (127, 123783), (341, 46101), (363, 43307), (381, 41261), (1023, 15367), (1331, 11811), (1397, 11253), (3751, 4191), (3937, 3993)]