71325981

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{541}}^1$

素因数の和:826

約数の個数: 32

約数和(自身を含む): 111868800

約数和(自身を除く): 40542819

約数列:

[1, 3, 9, 19, 27, 57, 171, 257, 513, 541, 771, 1623, 2313, 4869, 4883, 6939, 10279, 14607, 14649, 30837, 43947, 92511, 131841, 139037, 277533, 417111, 1251333, 2641703, 3753999, 7925109, 23775327, 71325981]

約数ペア:

[(1, 71325981), (3, 23775327), (9, 7925109), (19, 3753999), (27, 2641703), (57, 1251333), (171, 417111), (257, 277533), (513, 139037), (541, 131841), (771, 92511), (1623, 43947), (2313, 30837), (4869, 14649), (4883, 14607), (6939, 10279)]