16590245

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{557}}^1$

素因数の和:629

約数の個数: 32

約数和(自身を含む): 24427008

約数和(自身を除く): 7836763

約数列:

[1, 5, 7, 23, 35, 37, 115, 161, 185, 259, 557, 805, 851, 1295, 2785, 3899, 4255, 5957, 12811, 19495, 20609, 29785, 64055, 89677, 103045, 144263, 448385, 474007, 721315, 2370035, 3318049, 16590245]

約数ペア:

[(1, 16590245), (5, 3318049), (7, 2370035), (23, 721315), (35, 474007), (37, 448385), (115, 144263), (161, 103045), (185, 89677), (259, 64055), (557, 29785), (805, 20609), (851, 19495), (1295, 12811), (2785, 5957), (3899, 4255)]