2541615

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1$

素因数の和:223

約数の個数: 32

約数和(自身を含む): 4354560

約数和(自身を除く): 1812945

約数列:

[1, 3, 5, 15, 23, 53, 69, 115, 139, 159, 265, 345, 417, 695, 795, 1219, 2085, 3197, 3657, 6095, 7367, 9591, 15985, 18285, 22101, 36835, 47955, 110505, 169441, 508323, 847205, 2541615]

約数ペア:

[(1, 2541615), (3, 847205), (5, 508323), (15, 169441), (23, 110505), (53, 47955), (69, 36835), (115, 22101), (139, 18285), (159, 15985), (265, 9591), (345, 7367), (417, 6095), (695, 3657), (795, 3197), (1219, 2085)]