12955245

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{347}}^1$

素因数の和:505

約数の個数: 32

約数和(自身を含む): 22049280

約数和(自身を除く): 9094035

約数列:

[1, 3, 5, 15, 19, 57, 95, 131, 285, 347, 393, 655, 1041, 1735, 1965, 2489, 5205, 6593, 7467, 12445, 19779, 32965, 37335, 45457, 98895, 136371, 227285, 681855, 863683, 2591049, 4318415, 12955245]

約数ペア:

[(1, 12955245), (3, 4318415), (5, 2591049), (15, 863683), (19, 681855), (57, 227285), (95, 136371), (131, 98895), (285, 45457), (347, 37335), (393, 32965), (655, 19779), (1041, 12445), (1735, 7467), (1965, 6593), (2489, 5205)]