201581961

素因数分解:

$3^1\times 7^1\times {\mathrm{101}}^2\times {\mathrm{941}}^1$

素因数の和:1153

約数の個数: 24

約数和(自身を含む): 310573632

約数和(自身を除く): 108991671

約数列:

[1, 3, 7, 21, 101, 303, 707, 941, 2121, 2823, 6587, 10201, 19761, 30603, 71407, 95041, 214221, 285123, 665287, 1995861, 9599141, 28797423, 67193987, 201581961]

約数ペア:

[(1, 201581961), (3, 67193987), (7, 28797423), (21, 9599141), (101, 1995861), (303, 665287), (707, 285123), (941, 214221), (2121, 95041), (2823, 71407), (6587, 30603), (10201, 19761)]