90145788

素因数分解:

$2^2\times 3^1\times {\mathrm{107}}^1\times {\mathrm{70207}}^1$

素因数の和:70321

約数の個数: 24

約数和(自身を含む): 212308992

約数和(自身を除く): 122163204

約数列:

[1, 2, 3, 4, 6, 12, 107, 214, 321, 428, 642, 1284, 70207, 140414, 210621, 280828, 421242, 842484, 7512149, 15024298, 22536447, 30048596, 45072894, 90145788]

約数ペア:

[(1, 90145788), (2, 45072894), (3, 30048596), (4, 22536447), (6, 15024298), (12, 7512149), (107, 842484), (214, 421242), (321, 280828), (428, 210621), (642, 140414), (1284, 70207)]