211126315

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{1367}}^1$

素因数の和:1491

約数の個数: 32

約数和(自身を含む): 283668480

約数和(自身を除く): 72542165

約数列:

[1, 5, 17, 23, 79, 85, 115, 391, 395, 1343, 1367, 1817, 1955, 6715, 6835, 9085, 23239, 30889, 31441, 107993, 116195, 154445, 157205, 534497, 539965, 1835881, 2483839, 2672485, 9179405, 12419195, 42225263, 211126315]

約数ペア:

[(1, 211126315), (5, 42225263), (17, 12419195), (23, 9179405), (79, 2672485), (85, 2483839), (115, 1835881), (391, 539965), (395, 534497), (1343, 157205), (1367, 154445), (1817, 116195), (1955, 107993), (6715, 31441), (6835, 30889), (9085, 23239)]