405291026

素因数分解:

$2^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{149}}^1\times {\mathrm{2003}}^1$

素因数の和:2258

約数の個数: 32

約数和(自身を含む): 707011200

約数和(自身を除く): 301720174

約数列:

[1, 2, 7, 14, 97, 149, 194, 298, 679, 1043, 1358, 2003, 2086, 4006, 14021, 14453, 28042, 28906, 101171, 194291, 202342, 298447, 388582, 596894, 1360037, 2089129, 2720074, 4178258, 28949359, 57898718, 202645513, 405291026]

約数ペア:

[(1, 405291026), (2, 202645513), (7, 57898718), (14, 28949359), (97, 4178258), (149, 2720074), (194, 2089129), (298, 1360037), (679, 596894), (1043, 388582), (1358, 298447), (2003, 202342), (2086, 194291), (4006, 101171), (14021, 28906), (14453, 28042)]