201778545

素因数分解:

$3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{2141}}^1$

素因数の和:2313

約数の個数: 32

約数和(自身を含む): 331478784

約数和(自身を除く): 129700239

約数列:

[1, 3, 5, 15, 61, 103, 183, 305, 309, 515, 915, 1545, 2141, 6283, 6423, 10705, 18849, 31415, 32115, 94245, 130601, 220523, 391803, 653005, 661569, 1102615, 1959015, 3307845, 13451903, 40355709, 67259515, 201778545]

約数ペア:

[(1, 201778545), (3, 67259515), (5, 40355709), (15, 13451903), (61, 3307845), (103, 1959015), (183, 1102615), (305, 661569), (309, 653005), (515, 391803), (915, 220523), (1545, 130601), (2141, 94245), (6283, 32115), (6423, 31415), (10705, 18849)]