31515549

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{193}}^1$

素因数の和:341

約数の個数: 32

約数和(自身を含む): 46932480

約数和(自身を除く): 15416931

約数列:

[1, 3, 13, 39, 53, 79, 159, 193, 237, 579, 689, 1027, 2067, 2509, 3081, 4187, 7527, 10229, 12561, 15247, 30687, 45741, 54431, 132977, 163293, 198211, 398931, 594633, 808091, 2424273, 10505183, 31515549]

約数ペア:

[(1, 31515549), (3, 10505183), (13, 2424273), (39, 808091), (53, 594633), (79, 398931), (159, 198211), (193, 163293), (237, 132977), (579, 54431), (689, 45741), (1027, 30687), (2067, 15247), (2509, 12561), (3081, 10229), (4187, 7527)]