321503517

素因数分解:

$3^2\times {\mathrm{137}}^1\times {\mathrm{239}}^1\times {\mathrm{1091}}^1$

素因数の和:1473

約数の個数: 24

約数和(自身を含む): 470171520

約数和(自身を除く): 148668003

約数列:

[1, 3, 9, 137, 239, 411, 717, 1091, 1233, 2151, 3273, 9819, 32743, 98229, 149467, 260749, 294687, 448401, 782247, 1345203, 2346741, 35722613, 107167839, 321503517]

約数ペア:

[(1, 321503517), (3, 107167839), (9, 35722613), (137, 2346741), (239, 1345203), (411, 782247), (717, 448401), (1091, 294687), (1233, 260749), (2151, 149467), (3273, 98229), (9819, 32743)]