15980841

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{313}}^1$

素因数の和:414

約数の個数: 32

約数和(自身を含む): 24919040

約数和(自身を除く): 8938199

約数列:

[1, 3, 9, 27, 31, 61, 93, 183, 279, 313, 549, 837, 939, 1647, 1891, 2817, 5673, 8451, 9703, 17019, 19093, 29109, 51057, 57279, 87327, 171837, 261981, 515511, 591883, 1775649, 5326947, 15980841]

約数ペア:

[(1, 15980841), (3, 5326947), (9, 1775649), (27, 591883), (31, 515511), (61, 261981), (93, 171837), (183, 87327), (279, 57279), (313, 51057), (549, 29109), (837, 19093), (939, 17019), (1647, 9703), (1891, 8451), (2817, 5673)]