156919915

素因数分解:

$5^1\times {\mathrm{23}}^2\times {\mathrm{41}}^1\times {\mathrm{1447}}^1$

素因数の和:1539

約数の個数: 24

約数和(自身を含む): 201787488

約数和(自身を除く): 44867573

約数列:

[1, 5, 23, 41, 115, 205, 529, 943, 1447, 2645, 4715, 7235, 21689, 33281, 59327, 108445, 166405, 296635, 765463, 1364521, 3827315, 6822605, 31383983, 156919915]

約数ペア:

[(1, 156919915), (5, 31383983), (23, 6822605), (41, 3827315), (115, 1364521), (205, 765463), (529, 296635), (943, 166405), (1447, 108445), (2645, 59327), (4715, 33281), (7235, 21689)]