72809715

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{241}}^1\times {\mathrm{1831}}^1$

素因数の和:2091

約数の個数: 32

約数和(自身を含む): 127683072

約数和(自身を除く): 54873357

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 241, 723, 1205, 1831, 2651, 3615, 5493, 7953, 9155, 13255, 20141, 27465, 39765, 60423, 100705, 302115, 441271, 1323813, 2206355, 4853981, 6619065, 14561943, 24269905, 72809715]

約数ペア:

[(1, 72809715), (3, 24269905), (5, 14561943), (11, 6619065), (15, 4853981), (33, 2206355), (55, 1323813), (165, 441271), (241, 302115), (723, 100705), (1205, 60423), (1831, 39765), (2651, 27465), (3615, 20141), (5493, 13255), (7953, 9155)]