42780001

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{2591}}^1$

素因数の和:2700

約数の個数: 16

約数和(自身を含む): 49766400

約数和(自身を除く): 6986399

約数列:

[1, 11, 19, 79, 209, 869, 1501, 2591, 16511, 28501, 49229, 204689, 541519, 2251579, 3889091, 42780001]

約数ペア:

[(1, 42780001), (11, 3889091), (19, 2251579), (79, 541519), (209, 204689), (869, 49229), (1501, 28501), (2591, 16511)]