30189731

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{137}}^1$

素因数の和:251

約数の個数: 32

約数和(自身を含む): 37836288

約数和(自身を除く): 7646557

約数列:

[1, 11, 13, 23, 67, 137, 143, 253, 299, 737, 871, 1507, 1541, 1781, 3151, 3289, 9179, 9581, 16951, 19591, 20033, 34661, 40963, 100969, 119327, 211117, 220363, 450593, 1312597, 2322287, 2744521, 30189731]

約数ペア:

[(1, 30189731), (11, 2744521), (13, 2322287), (23, 1312597), (67, 450593), (137, 220363), (143, 211117), (253, 119327), (299, 100969), (737, 40963), (871, 34661), (1507, 20033), (1541, 19591), (1781, 16951), (3151, 9581), (3289, 9179)]