1531640901

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{123829}}^1$

素因数の和:123889

約数の個数: 32

約数和(自身を含む): 2536038400

約数和(自身を除く): 1004397499

約数列:

[1, 3, 7, 19, 21, 31, 57, 93, 133, 217, 399, 589, 651, 1767, 4123, 12369, 123829, 371487, 866803, 2352751, 2600409, 3838699, 7058253, 11516097, 16469257, 26870893, 49407771, 72935281, 80612679, 218805843, 510546967, 1531640901]

約数ペア:

[(1, 1531640901), (3, 510546967), (7, 218805843), (19, 80612679), (21, 72935281), (31, 49407771), (57, 26870893), (93, 16469257), (133, 11516097), (217, 7058253), (399, 3838699), (589, 2600409), (651, 2352751), (1767, 866803), (4123, 371487), (12369, 123829)]