30153837

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{223}}^1$

素因数の和:417

約数の個数: 32

約数和(自身を含む): 47480832

約数和(自身を除く): 17326995

約数列:

[1, 3, 7, 21, 47, 137, 141, 223, 329, 411, 669, 959, 987, 1561, 2877, 4683, 6439, 10481, 19317, 30551, 31443, 45073, 73367, 91653, 135219, 213857, 220101, 641571, 1435897, 4307691, 10051279, 30153837]

約数ペア:

[(1, 30153837), (3, 10051279), (7, 4307691), (21, 1435897), (47, 641571), (137, 220101), (141, 213857), (223, 135219), (329, 91653), (411, 73367), (669, 45073), (959, 31443), (987, 30551), (1561, 19317), (2877, 10481), (4683, 6439)]