210577885

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1\times {\mathrm{461}}^1$

素因数の和:925

約数の個数: 32

約数和(自身を含む): 299464704

約数和(自身を除く): 88886819

約数列:

[1, 5, 7, 31, 35, 155, 217, 421, 461, 1085, 2105, 2305, 2947, 3227, 13051, 14291, 14735, 16135, 65255, 71455, 91357, 100037, 194081, 456785, 500185, 970405, 1358567, 6016511, 6792835, 30082555, 42115577, 210577885]

約数ペア:

[(1, 210577885), (5, 42115577), (7, 30082555), (31, 6792835), (35, 6016511), (155, 1358567), (217, 970405), (421, 500185), (461, 456785), (1085, 194081), (2105, 100037), (2305, 91357), (2947, 71455), (3227, 65255), (13051, 16135), (14291, 14735)]