31479201

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{2381}}^1$

素因数の和:2513

約数の個数: 24

約数和(自身を含む): 49421736

約数和(自身を除く): 17942535

約数列:

[1, 3, 9, 13, 39, 113, 117, 339, 1017, 1469, 2381, 4407, 7143, 13221, 21429, 30953, 92859, 269053, 278577, 807159, 2421477, 3497689, 10493067, 31479201]

約数ペア:

[(1, 31479201), (3, 10493067), (9, 3497689), (13, 2421477), (39, 807159), (113, 278577), (117, 269053), (339, 92859), (1017, 30953), (1469, 21429), (2381, 13221), (4407, 7143)]