890496789

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{16901}}^1$

素因数の和:17117

約数の個数: 32

約数和(自身を含む): 1468986624

約数和(自身を除く): 578489835

約数列:

[1, 3, 7, 13, 21, 39, 91, 193, 273, 579, 1351, 2509, 4053, 7527, 16901, 17563, 50703, 52689, 118307, 219713, 354921, 659139, 1537991, 3261893, 4613973, 9785679, 22833251, 42404609, 68499753, 127213827, 296832263, 890496789]

約数ペア:

[(1, 890496789), (3, 296832263), (7, 127213827), (13, 68499753), (21, 42404609), (39, 22833251), (91, 9785679), (193, 4613973), (273, 3261893), (579, 1537991), (1351, 659139), (2509, 354921), (4053, 219713), (7527, 118307), (16901, 52689), (17563, 50703)]