1680590973

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{167}}^1\times {\mathrm{181}}^1\times {\mathrm{431}}^1$

素因数の和:825

約数の個数: 32

約数和(自身を含む): 2324754432

約数和(自身を除く): 644163459

約数列:

[1, 3, 43, 129, 167, 181, 431, 501, 543, 1293, 7181, 7783, 18533, 21543, 23349, 30227, 55599, 71977, 78011, 90681, 215931, 234033, 1299761, 3095011, 3354473, 3899283, 9285033, 10063419, 13027837, 39083511, 560196991, 1680590973]

約数ペア:

[(1, 1680590973), (3, 560196991), (43, 39083511), (129, 13027837), (167, 10063419), (181, 9285033), (431, 3899283), (501, 3354473), (543, 3095011), (1293, 1299761), (7181, 234033), (7783, 215931), (18533, 90681), (21543, 78011), (23349, 71977), (30227, 55599)]