25977705

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{1319}}^1$

素因数の和:1441

約数の個数: 32

約数和(自身を含む): 45239040

約数和(自身を除く): 19261335

約数列:

[1, 3, 5, 13, 15, 39, 65, 101, 195, 303, 505, 1313, 1319, 1515, 3939, 3957, 6565, 6595, 17147, 19695, 19785, 51441, 85735, 133219, 257205, 399657, 666095, 1731847, 1998285, 5195541, 8659235, 25977705]

約数ペア:

[(1, 25977705), (3, 8659235), (5, 5195541), (13, 1998285), (15, 1731847), (39, 666095), (65, 399657), (101, 257205), (195, 133219), (303, 85735), (505, 51441), (1313, 19785), (1319, 19695), (1515, 17147), (3939, 6595), (3957, 6565)]