201663075

素因数分解:

$3^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{37871}}^1$

素因数の和:37955

約数の個数: 24

約数和(自身を含む): 338121216

約数和(自身を除く): 136458141

約数列:

[1, 3, 5, 15, 25, 71, 75, 213, 355, 1065, 1775, 5325, 37871, 113613, 189355, 568065, 946775, 2688841, 2840325, 8066523, 13444205, 40332615, 67221025, 201663075]

約数ペア:

[(1, 201663075), (3, 67221025), (5, 40332615), (15, 13444205), (25, 8066523), (71, 2840325), (75, 2688841), (213, 946775), (355, 568065), (1065, 189355), (1775, 113613), (5325, 37871)]