263230055

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{18917}}^1$

素因数の和:18967

約数の個数: 24

約数和(自身を含む): 362317536

約数和(自身を除く): 99087481

約数列:

[1, 5, 11, 23, 55, 115, 121, 253, 605, 1265, 2783, 13915, 18917, 94585, 208087, 435091, 1040435, 2175455, 2288957, 4786001, 11444785, 23930005, 52646011, 263230055]

約数ペア:

[(1, 263230055), (5, 52646011), (11, 23930005), (23, 11444785), (55, 4786001), (115, 2288957), (121, 2175455), (253, 1040435), (605, 435091), (1265, 208087), (2783, 94585), (13915, 18917)]