90288471

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{2029}}^1$

素因数の和:2215

約数の個数: 32

約数和(自身を含む): 149148160

約数和(自身を除く): 58859689

約数列:

[1, 3, 7, 13, 21, 39, 91, 163, 273, 489, 1141, 2029, 2119, 3423, 6087, 6357, 14203, 14833, 26377, 42609, 44499, 79131, 184639, 330727, 553917, 992181, 2315089, 4299451, 6945267, 12898353, 30096157, 90288471]

約数ペア:

[(1, 90288471), (3, 30096157), (7, 12898353), (13, 6945267), (21, 4299451), (39, 2315089), (91, 992181), (163, 553917), (273, 330727), (489, 184639), (1141, 79131), (2029, 44499), (2119, 42609), (3423, 26377), (6087, 14833), (6357, 14203)]