31818410

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{787}}^1$

素因数の和:1118

約数の個数: 32

約数和(自身を含む): 61955712

約数和(自身を除く): 30137302

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 311, 622, 787, 1555, 1574, 3110, 3935, 4043, 7870, 8086, 10231, 20215, 20462, 40430, 51155, 102310, 244757, 489514, 1223785, 2447570, 3181841, 6363682, 15909205, 31818410]

約数ペア:

[(1, 31818410), (2, 15909205), (5, 6363682), (10, 3181841), (13, 2447570), (26, 1223785), (65, 489514), (130, 244757), (311, 102310), (622, 51155), (787, 40430), (1555, 20462), (1574, 20215), (3110, 10231), (3935, 8086), (4043, 7870)]