268956723

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{2797}}^1$

素因数の和:3067

約数の個数: 32

約数和(自身を含む): 433354240

約数和(自身を除く): 164397517

約数列:

[1, 3, 7, 19, 21, 57, 133, 241, 399, 723, 1687, 2797, 4579, 5061, 8391, 13737, 19579, 32053, 53143, 58737, 96159, 159429, 372001, 674077, 1116003, 2022231, 4718539, 12807463, 14155617, 38422389, 89652241, 268956723]

約数ペア:

[(1, 268956723), (3, 89652241), (7, 38422389), (19, 14155617), (21, 12807463), (57, 4718539), (133, 2022231), (241, 1116003), (399, 674077), (723, 372001), (1687, 159429), (2797, 96159), (4579, 58737), (5061, 53143), (8391, 32053), (13737, 19579)]