291240352287

素因数分解:

$3^2\times {\mathrm{139}}^1\times {\mathrm{157}}^1\times {\mathrm{419}}^1\times {\mathrm{3539}}^1$

素因数の和:4260

約数の個数: 48

約数和(自身を含む): 427544208000

約数和(自身を除く): 136303855713

約数列:

[1, 3, 9, 139, 157, 417, 419, 471, 1251, 1257, 1413, 3539, 3771, 10617, 21823, 31851, 58241, 65469, 65783, 174723, 196407, 197349, 491921, 524169, 555623, 592047, 1475763, 1482841, 1666869, 4427289, 4448523, 5000607, 9143837, 13345569, 27431511, 77231597, 82294533, 206114899, 231694791, 232806037, 618344697, 695084373, 698418111, 1855034091, 2095254333, 32360039143, 97080117429, 291240352287]

約数ペア:

[(1, 291240352287), (3, 97080117429), (9, 32360039143), (139, 2095254333), (157, 1855034091), (417, 698418111), (419, 695084373), (471, 618344697), (1251, 232806037), (1257, 231694791), (1413, 206114899), (3539, 82294533), (3771, 77231597), (10617, 27431511), (21823, 13345569), (31851, 9143837), (58241, 5000607), (65469, 4448523), (65783, 4427289), (174723, 1666869), (196407, 1482841), (197349, 1475763), (491921, 592047), (524169, 555623)]