15978795

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{4909}}^1$

素因数の和:4955

約数の個数: 32

約数和(自身を含む): 30167040

約数和(自身を除く): 14188245

約数列:

[1, 3, 5, 7, 15, 21, 31, 35, 93, 105, 155, 217, 465, 651, 1085, 3255, 4909, 14727, 24545, 34363, 73635, 103089, 152179, 171815, 456537, 515445, 760895, 1065253, 2282685, 3195759, 5326265, 15978795]

約数ペア:

[(1, 15978795), (3, 5326265), (5, 3195759), (7, 2282685), (15, 1065253), (21, 760895), (31, 515445), (35, 456537), (93, 171815), (105, 152179), (155, 103089), (217, 73635), (465, 34363), (651, 24545), (1085, 14727), (3255, 4909)]