156916885

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{31}}^2\times {\mathrm{113}}^1$

素因数の和:214

約数の個数: 36

約数和(自身を含む): 208518084

約数和(自身を除く): 51601199

約数列:

[1, 5, 17, 31, 85, 113, 155, 289, 527, 565, 961, 1445, 1921, 2635, 3503, 4805, 8959, 9605, 16337, 17515, 32657, 44795, 59551, 81685, 108593, 163285, 277729, 297755, 542965, 1012367, 1388645, 1846081, 5061835, 9230405, 31383377, 156916885]

約数ペア:

[(1, 156916885), (5, 31383377), (17, 9230405), (31, 5061835), (85, 1846081), (113, 1388645), (155, 1012367), (289, 542965), (527, 297755), (565, 277729), (961, 163285), (1445, 108593), (1921, 81685), (2635, 59551), (3503, 44795), (4805, 32657), (8959, 17515), (9605, 16337)]