255714705

素因数分解:

$3^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{23977}}^1$

素因数の和:24070

約数の個数: 32

約数和(自身を含む): 460377600

約数和(自身を除く): 204662895

約数列:

[1, 3, 5, 9, 15, 27, 45, 79, 135, 237, 395, 711, 1185, 2133, 3555, 10665, 23977, 71931, 119885, 215793, 359655, 647379, 1078965, 1894183, 3236895, 5682549, 9470915, 17047647, 28412745, 51142941, 85238235, 255714705]

約数ペア:

[(1, 255714705), (3, 85238235), (5, 51142941), (9, 28412745), (15, 17047647), (27, 9470915), (45, 5682549), (79, 3236895), (135, 1894183), (237, 1078965), (395, 647379), (711, 359655), (1185, 215793), (2133, 119885), (3555, 71931), (10665, 23977)]