1427972065

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1\times {\mathrm{2141}}^1$

素因数の和:2521

約数の個数: 32

約数和(自身を含む): 1911555072

約数和(自身を除く): 483583007

約数列:

[1, 5, 13, 31, 65, 155, 331, 403, 1655, 2015, 2141, 4303, 10261, 10705, 21515, 27833, 51305, 66371, 133393, 139165, 331855, 666965, 708671, 862823, 3543355, 4314115, 9212723, 21968801, 46063615, 109844005, 285594413, 1427972065]

約数ペア:

[(1, 1427972065), (5, 285594413), (13, 109844005), (31, 46063615), (65, 21968801), (155, 9212723), (331, 4314115), (403, 3543355), (1655, 862823), (2015, 708671), (2141, 666965), (4303, 331855), (10261, 139165), (10705, 133393), (21515, 66371), (27833, 51305)]