2356156985

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{21487}}^1$

素因数の和:21753

約数の個数: 32

約数和(自身を含む): 3494464512

約数和(自身を除く): 1138307527

約数列:

[1, 5, 7, 13, 35, 65, 91, 241, 455, 1205, 1687, 3133, 8435, 15665, 21487, 21931, 107435, 109655, 150409, 279331, 752045, 1396655, 1955317, 5178367, 9776585, 25891835, 36248569, 67318771, 181242845, 336593855, 471231397, 2356156985]

約数ペア:

[(1, 2356156985), (5, 471231397), (7, 336593855), (13, 181242845), (35, 67318771), (65, 36248569), (91, 25891835), (241, 9776585), (455, 5178367), (1205, 1955317), (1687, 1396655), (3133, 752045), (8435, 279331), (15665, 150409), (21487, 109655), (21931, 107435)]