7857278

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{331}}^1$

素因数の和:440

約数の個数: 32

約数和(自身を含む): 14055552

約数和(自身を除く): 6198274

約数列:

[1, 2, 11, 13, 22, 26, 83, 143, 166, 286, 331, 662, 913, 1079, 1826, 2158, 3641, 4303, 7282, 8606, 11869, 23738, 27473, 47333, 54946, 94666, 302203, 357149, 604406, 714298, 3928639, 7857278]

約数ペア:

[(1, 7857278), (2, 3928639), (11, 714298), (13, 604406), (22, 357149), (26, 302203), (83, 94666), (143, 54946), (166, 47333), (286, 27473), (331, 23738), (662, 11869), (913, 8606), (1079, 7282), (1826, 4303), (2158, 3641)]