51331935

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1\times {\mathrm{307}}^1$

素因数の和:543

約数の個数: 32

約数和(自身を含む): 84091392

約数和(自身を除く): 32759457

約数列:

[1, 3, 5, 15, 71, 157, 213, 307, 355, 471, 785, 921, 1065, 1535, 2355, 4605, 11147, 21797, 33441, 48199, 55735, 65391, 108985, 144597, 167205, 240995, 326955, 722985, 3422129, 10266387, 17110645, 51331935]

約数ペア:

[(1, 51331935), (3, 17110645), (5, 10266387), (15, 3422129), (71, 722985), (157, 326955), (213, 240995), (307, 167205), (355, 144597), (471, 108985), (785, 65391), (921, 55735), (1065, 48199), (1535, 33441), (2355, 21797), (4605, 11147)]