72897981

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{59}}^1\times {\mathrm{2437}}^1$

素因数の和:2525

約数の個数: 24

約数和(自身を含む): 107076960

約数和(自身を除く): 34178979

約数列:

[1, 3, 13, 39, 59, 169, 177, 507, 767, 2301, 2437, 7311, 9971, 29913, 31681, 95043, 143783, 411853, 431349, 1235559, 1869179, 5607537, 24299327, 72897981]

約数ペア:

[(1, 72897981), (3, 24299327), (13, 5607537), (39, 1869179), (59, 1235559), (169, 431349), (177, 411853), (507, 143783), (767, 95043), (2301, 31681), (2437, 29913), (7311, 9971)]