163876385

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{241}}^1$

素因数の和:425

約数の個数: 32

約数和(自身を含む): 210760704

約数和(自身を除く): 46884319

約数列:

[1, 5, 31, 41, 107, 155, 205, 241, 535, 1205, 1271, 3317, 4387, 6355, 7471, 9881, 16585, 21935, 25787, 37355, 49405, 128935, 135997, 306311, 679985, 799397, 1057267, 1531555, 3996985, 5286335, 32775277, 163876385]

約数ペア:

[(1, 163876385), (5, 32775277), (31, 5286335), (41, 3996985), (107, 1531555), (155, 1057267), (205, 799397), (241, 679985), (535, 306311), (1205, 135997), (1271, 128935), (3317, 49405), (4387, 37355), (6355, 25787), (7471, 21935), (9881, 16585)]