72317865

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{2161}}^1$

素因数の和:2289

約数の個数: 32

約数和(自身を含む): 122040576

約数和(自身を除く): 49722711

約数列:

[1, 3, 5, 15, 23, 69, 97, 115, 291, 345, 485, 1455, 2161, 2231, 6483, 6693, 10805, 11155, 32415, 33465, 49703, 149109, 209617, 248515, 628851, 745545, 1048085, 3144255, 4821191, 14463573, 24105955, 72317865]

約数ペア:

[(1, 72317865), (3, 24105955), (5, 14463573), (15, 4821191), (23, 3144255), (69, 1048085), (97, 745545), (115, 628851), (291, 248515), (345, 209617), (485, 149109), (1455, 49703), (2161, 33465), (2231, 32415), (6483, 11155), (6693, 10805)]