1253330

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{311}}^1$

素因数の和:362

約数の個数: 32

約数和(自身を含む): 2515968

約数和(自身を除く): 1262638

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 311, 403, 622, 806, 1555, 2015, 3110, 4030, 4043, 8086, 9641, 19282, 20215, 40430, 48205, 96410, 125333, 250666, 626665, 1253330]

約数ペア:

[(1, 1253330), (2, 626665), (5, 250666), (10, 125333), (13, 96410), (26, 48205), (31, 40430), (62, 20215), (65, 19282), (130, 9641), (155, 8086), (310, 4043), (311, 4030), (403, 3110), (622, 2015), (806, 1555)]