42990237

素因数分解:

$3^3\times {\mathrm{313}}^1\times {\mathrm{5087}}^1$

素因数の和:5409

約数の個数: 16

約数和(自身を含む): 63905280

約数和(自身を除く): 20915043

約数列:

[1, 3, 9, 27, 313, 939, 2817, 5087, 8451, 15261, 45783, 137349, 1592231, 4776693, 14330079, 42990237]

約数ペア:

[(1, 42990237), (3, 14330079), (9, 4776693), (27, 1592231), (313, 137349), (939, 45783), (2817, 15261), (5087, 8451)]