320811816

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1028243}}^1$

素因数の和:1028265

約数の個数: 32

約数和(自身を含む): 863724960

約数和(自身を除く): 542913144

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 1028243, 2056486, 3084729, 4112972, 6169458, 8225944, 12338916, 13367159, 24677832, 26734318, 40101477, 53468636, 80202954, 106937272, 160405908, 320811816]

約数ペア:

[(1, 320811816), (2, 160405908), (3, 106937272), (4, 80202954), (6, 53468636), (8, 40101477), (12, 26734318), (13, 24677832), (24, 13367159), (26, 12338916), (39, 8225944), (52, 6169458), (78, 4112972), (104, 3084729), (156, 2056486), (312, 1028243)]