85857746

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{389}}^1\times {\mathrm{653}}^1$

素因数の和:1070

約数の個数: 24

約数和(自身を含む): 140027940

約数和(自身を除く): 54170194

約数列:

[1, 2, 13, 26, 169, 338, 389, 653, 778, 1306, 5057, 8489, 10114, 16978, 65741, 110357, 131482, 220714, 254017, 508034, 3302221, 6604442, 42928873, 85857746]

約数ペア:

[(1, 85857746), (2, 42928873), (13, 6604442), (26, 3302221), (169, 508034), (338, 254017), (389, 220714), (653, 131482), (778, 110357), (1306, 65741), (5057, 16978), (8489, 10114)]