231931570

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{13619}}^1$

素因数の和:13770

約数の個数: 32

約数和(自身を含む): 453055680

約数和(自身を除く): 221124110

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 131, 262, 655, 1310, 1703, 3406, 8515, 13619, 17030, 27238, 68095, 136190, 177047, 354094, 885235, 1770470, 1784089, 3568178, 8920445, 17840890, 23193157, 46386314, 115965785, 231931570]

約数ペア:

[(1, 231931570), (2, 115965785), (5, 46386314), (10, 23193157), (13, 17840890), (26, 8920445), (65, 3568178), (130, 1784089), (131, 1770470), (262, 885235), (655, 354094), (1310, 177047), (1703, 136190), (3406, 68095), (8515, 27238), (13619, 17030)]