7121470

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{257}}^1$

素因数の和:444

約数の個数: 32

約数和(自身を含む): 13709088

約数和(自身を除く): 6587618

約数列:

[1, 2, 5, 10, 17, 34, 85, 163, 170, 257, 326, 514, 815, 1285, 1630, 2570, 2771, 4369, 5542, 8738, 13855, 21845, 27710, 41891, 43690, 83782, 209455, 418910, 712147, 1424294, 3560735, 7121470]

約数ペア:

[(1, 7121470), (2, 3560735), (5, 1424294), (10, 712147), (17, 418910), (34, 209455), (85, 83782), (163, 43690), (170, 41891), (257, 27710), (326, 21845), (514, 13855), (815, 8738), (1285, 5542), (1630, 4369), (2570, 2771)]