90131181

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{977}}^1$

素因数の和:1201

約数の個数: 32

約数和(自身を含む): 144211968

約数和(自身を除く): 54080787

約数列:

[1, 3, 7, 21, 23, 69, 161, 191, 483, 573, 977, 1337, 2931, 4011, 4393, 6839, 13179, 20517, 22471, 30751, 67413, 92253, 157297, 186607, 471891, 559821, 1306249, 3918747, 4291961, 12875883, 30043727, 90131181]

約数ペア:

[(1, 90131181), (3, 30043727), (7, 12875883), (21, 4291961), (23, 3918747), (69, 1306249), (161, 559821), (191, 471891), (483, 186607), (573, 157297), (977, 92253), (1337, 67413), (2931, 30751), (4011, 22471), (4393, 20517), (6839, 13179)]