439702978

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{80917}}^1$

素因数の和:80962

約数の個数: 32

約数和(自身を含む): 815653440

約数和(自身を除く): 375950462

約数列:

[1, 2, 11, 13, 19, 22, 26, 38, 143, 209, 247, 286, 418, 494, 2717, 5434, 80917, 161834, 890087, 1051921, 1537423, 1780174, 2103842, 3074846, 11571131, 16911653, 19986499, 23142262, 33823306, 39972998, 219851489, 439702978]

約数ペア:

[(1, 439702978), (2, 219851489), (11, 39972998), (13, 33823306), (19, 23142262), (22, 19986499), (26, 16911653), (38, 11571131), (143, 3074846), (209, 2103842), (247, 1780174), (286, 1537423), (418, 1051921), (494, 890087), (2717, 161834), (5434, 80917)]