72216969

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{1181}}^1$

素因数の和:1321

約数の個数: 32

約数和(自身を含む): 112337280

約数和(自身を除く): 40120311

約数列:

[1, 3, 11, 17, 33, 51, 109, 187, 327, 561, 1181, 1199, 1853, 3543, 3597, 5559, 12991, 20077, 20383, 38973, 60231, 61149, 128729, 220847, 386187, 662541, 1416019, 2188393, 4248057, 6565179, 24072323, 72216969]

約数ペア:

[(1, 72216969), (3, 24072323), (11, 6565179), (17, 4248057), (33, 2188393), (51, 1416019), (109, 662541), (187, 386187), (327, 220847), (561, 128729), (1181, 61149), (1199, 60231), (1853, 38973), (3543, 20383), (3597, 20077), (5559, 12991)]