261706254

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^2\times {\mathrm{151}}^1\times {\mathrm{211}}^1$

素因数の和:441

約数の個数: 48

約数和(自身を含む): 544070016

約数和(自身を除く): 282363762

約数列:

[1, 2, 3, 6, 37, 74, 111, 151, 211, 222, 302, 422, 453, 633, 906, 1266, 1369, 2738, 4107, 5587, 7807, 8214, 11174, 15614, 16761, 23421, 31861, 33522, 46842, 63722, 95583, 191166, 206719, 288859, 413438, 577718, 620157, 866577, 1178857, 1240314, 1733154, 2357714, 3536571, 7073142, 43617709, 87235418, 130853127, 261706254]

約数ペア:

[(1, 261706254), (2, 130853127), (3, 87235418), (6, 43617709), (37, 7073142), (74, 3536571), (111, 2357714), (151, 1733154), (211, 1240314), (222, 1178857), (302, 866577), (422, 620157), (453, 577718), (633, 413438), (906, 288859), (1266, 206719), (1369, 191166), (2738, 95583), (4107, 63722), (5587, 46842), (7807, 33522), (8214, 31861), (11174, 23421), (15614, 16761)]