1631511

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1$

素因数の和:108

約数の個数: 48

約数和(自身を含む): 2995200

約数和(自身を除く): 1363689

約数列:

[1, 3, 7, 9, 19, 21, 29, 47, 57, 63, 87, 133, 141, 171, 203, 261, 329, 399, 423, 551, 609, 893, 987, 1197, 1363, 1653, 1827, 2679, 2961, 3857, 4089, 4959, 6251, 8037, 9541, 11571, 12267, 18753, 25897, 28623, 34713, 56259, 77691, 85869, 181279, 233073, 543837, 1631511]

約数ペア:

[(1, 1631511), (3, 543837), (7, 233073), (9, 181279), (19, 85869), (21, 77691), (29, 56259), (47, 34713), (57, 28623), (63, 25897), (87, 18753), (133, 12267), (141, 11571), (171, 9541), (203, 8037), (261, 6251), (329, 4959), (399, 4089), (423, 3857), (551, 2961), (609, 2679), (893, 1827), (987, 1653), (1197, 1363)]