72991665

素因数分解:

$3^3\times 5^1\times {\mathrm{540679}}^1$

素因数の和:540693

約数の個数: 16

約数和(自身を含む): 129763200

約数和(自身を除く): 56771535

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 540679, 1622037, 2703395, 4866111, 8110185, 14598333, 24330555, 72991665]

約数ペア:

[(1, 72991665), (3, 24330555), (5, 14598333), (9, 8110185), (15, 4866111), (27, 2703395), (45, 1622037), (135, 540679)]