77967765

素因数分解:

$3^5\times 5^1\times {\mathrm{64171}}^1$

素因数の和:64191

約数の個数: 24

約数和(自身を含む): 140151648

約数和(自身を除く): 62183883

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 1215, 64171, 192513, 320855, 577539, 962565, 1732617, 2887695, 5197851, 8663085, 15593553, 25989255, 77967765]

約数ペア:

[(1, 77967765), (3, 25989255), (5, 15593553), (9, 8663085), (15, 5197851), (27, 2887695), (45, 1732617), (81, 962565), (135, 577539), (243, 320855), (405, 192513), (1215, 64171)]