180456381

素因数分解:

$3^2\times 7^1\times {\mathrm{677}}^1\times {\mathrm{4231}}^1$

素因数の和:4921

約数の個数: 24

約数和(自身を含む): 298406784

約数和(自身を除く): 117950403

約数列:

[1, 3, 7, 9, 21, 63, 677, 2031, 4231, 4739, 6093, 12693, 14217, 29617, 38079, 42651, 88851, 266553, 2864387, 8593161, 20050709, 25779483, 60152127, 180456381]

約数ペア:

[(1, 180456381), (3, 60152127), (7, 25779483), (9, 20050709), (21, 8593161), (63, 2864387), (677, 266553), (2031, 88851), (4231, 42651), (4739, 38079), (6093, 29617), (12693, 14217)]