3187990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{179}}^1$

素因数の和:336

約数の個数: 32

約数和(自身を含む): 6259680

約数和(自身を除く): 3071690

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 137, 179, 274, 358, 685, 895, 1370, 1781, 1790, 2327, 3562, 4654, 8905, 11635, 17810, 23270, 24523, 49046, 122615, 245230, 318799, 637598, 1593995, 3187990]

約数ペア:

[(1, 3187990), (2, 1593995), (5, 637598), (10, 318799), (13, 245230), (26, 122615), (65, 49046), (130, 24523), (137, 23270), (179, 17810), (274, 11635), (358, 8905), (685, 4654), (895, 3562), (1370, 2327), (1781, 1790)]