290428411

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{569}}^1$

素因数の和:739

約数の個数: 32

約数和(自身を含む): 367718400

約数和(自身を除く): 77289989

約数列:

[1, 7, 13, 71, 79, 91, 497, 553, 569, 923, 1027, 3983, 5609, 6461, 7189, 7397, 39263, 40399, 44951, 51779, 72917, 282793, 314657, 510419, 525187, 584363, 3191521, 3676309, 4090541, 22340647, 41489773, 290428411]

約数ペア:

[(1, 290428411), (7, 41489773), (13, 22340647), (71, 4090541), (79, 3676309), (91, 3191521), (497, 584363), (553, 525187), (569, 510419), (923, 314657), (1027, 282793), (3983, 72917), (5609, 51779), (6461, 44951), (7189, 40399), (7397, 39263)]