399202485

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{14843}}^1$

素因数の和:15025

約数の個数: 32

約数和(自身を含む): 701111808

約数和(自身を除く): 301909323

約数列:

[1, 3, 5, 11, 15, 33, 55, 163, 165, 489, 815, 1793, 2445, 5379, 8965, 14843, 26895, 44529, 74215, 163273, 222645, 489819, 816365, 2419409, 2449095, 7258227, 12097045, 26613499, 36291135, 79840497, 133067495, 399202485]

約数ペア:

[(1, 399202485), (3, 133067495), (5, 79840497), (11, 36291135), (15, 26613499), (33, 12097045), (55, 7258227), (163, 2449095), (165, 2419409), (489, 816365), (815, 489819), (1793, 222645), (2445, 163273), (5379, 74215), (8965, 44529), (14843, 26895)]