388634085

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{411253}}^1$

素因数の和:411274

約数の個数: 32

約数和(自身を含む): 789607680

約数和(自身を除く): 400973595

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 411253, 1233759, 2056265, 2878771, 3701277, 6168795, 8636313, 11103831, 14393855, 18506385, 25908939, 43181565, 55519155, 77726817, 129544695, 388634085]

約数ペア:

[(1, 388634085), (3, 129544695), (5, 77726817), (7, 55519155), (9, 43181565), (15, 25908939), (21, 18506385), (27, 14393855), (35, 11103831), (45, 8636313), (63, 6168795), (105, 3701277), (135, 2878771), (189, 2056265), (315, 1233759), (945, 411253)]