30980265

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{229}}^1\times {\mathrm{311}}^1$

素因数の和:577

約数の個数: 32

約数和(自身を含む): 51667200

約数和(自身を除く): 20686935

約数列:

[1, 3, 5, 15, 29, 87, 145, 229, 311, 435, 687, 933, 1145, 1555, 3435, 4665, 6641, 9019, 19923, 27057, 33205, 45095, 71219, 99615, 135285, 213657, 356095, 1068285, 2065351, 6196053, 10326755, 30980265]

約数ペア:

[(1, 30980265), (3, 10326755), (5, 6196053), (15, 2065351), (29, 1068285), (87, 356095), (145, 213657), (229, 135285), (311, 99615), (435, 71219), (687, 45095), (933, 33205), (1145, 27057), (1555, 19923), (3435, 9019), (4665, 6641)]