173078490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{443791}}^1$

素因数の和:443814

約数の個数: 32

約数和(自身を含む): 447342336

約数和(自身を除く): 274263846

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 443791, 887582, 1331373, 2218955, 2662746, 4437910, 5769283, 6656865, 11538566, 13313730, 17307849, 28846415, 34615698, 57692830, 86539245, 173078490]

約数ペア:

[(1, 173078490), (2, 86539245), (3, 57692830), (5, 34615698), (6, 28846415), (10, 17307849), (13, 13313730), (15, 11538566), (26, 6656865), (30, 5769283), (39, 4437910), (65, 2662746), (78, 2218955), (130, 1331373), (195, 887582), (390, 443791)]