211370253

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{20287}}^1$

素因数の和:20464

約数の個数: 16

約数和(自身を含む): 296042496

約数和(自身を除く): 84672243

約数列:

[1, 3, 23, 69, 151, 453, 3473, 10419, 20287, 60861, 466601, 1399803, 3063337, 9190011, 70456751, 211370253]

約数ペア:

[(1, 211370253), (3, 70456751), (23, 9190011), (69, 3063337), (151, 1399803), (453, 466601), (3473, 60861), (10419, 20287)]