161635516

素因数分解:

$2^2\times 7^2\times {\mathrm{824671}}^1$

素因数の和:824689

約数の個数: 18

約数和(自身を含む): 329044128

約数和(自身を除く): 167408612

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 824671, 1649342, 3298684, 5772697, 11545394, 23090788, 40408879, 80817758, 161635516]

約数ペア:

[(1, 161635516), (2, 80817758), (4, 40408879), (7, 23090788), (14, 11545394), (28, 5772697), (49, 3298684), (98, 1649342), (196, 824671)]