51130261

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^2\times {\mathrm{151}}^1$

素因数の和:293

約数の個数: 24

約数和(自身を含む): 64401792

約数和(自身を除く): 13271531

約数列:

[1, 7, 13, 61, 91, 151, 427, 793, 1057, 1963, 3721, 5551, 9211, 13741, 26047, 48373, 64477, 119743, 338611, 561871, 838201, 3933097, 7304323, 51130261]

約数ペア:

[(1, 51130261), (7, 7304323), (13, 3933097), (61, 838201), (91, 561871), (151, 338611), (427, 119743), (793, 64477), (1057, 48373), (1963, 26047), (3721, 13741), (5551, 9211)]