642314637

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{397}}^1\times {\mathrm{1933}}^1$

素因数の和:2370

約数の個数: 32

約数和(自身を含む): 985256960

約数和(自身を除く): 342942323

約数列:

[1, 3, 9, 27, 31, 93, 279, 397, 837, 1191, 1933, 3573, 5799, 10719, 12307, 17397, 36921, 52191, 59923, 110763, 179769, 332289, 539307, 767401, 1617921, 2302203, 6906609, 20719827, 23789431, 71368293, 214104879, 642314637]

約数ペア:

[(1, 642314637), (3, 214104879), (9, 71368293), (27, 23789431), (31, 20719827), (93, 6906609), (279, 2302203), (397, 1617921), (837, 767401), (1191, 539307), (1933, 332289), (3573, 179769), (5799, 110763), (10719, 59923), (12307, 52191), (17397, 36921)]