72538065

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31607}}^1$

素因数の和:31638

約数の個数: 32

約数和(自身を含む): 136546560

約数和(自身を除く): 64008495

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 255, 459, 765, 2295, 31607, 94821, 158035, 284463, 474105, 537319, 853389, 1422315, 1611957, 2686595, 4266945, 4835871, 8059785, 14507613, 24179355, 72538065]

約数ペア:

[(1, 72538065), (3, 24179355), (5, 14507613), (9, 8059785), (15, 4835871), (17, 4266945), (27, 2686595), (45, 1611957), (51, 1422315), (85, 853389), (135, 537319), (153, 474105), (255, 284463), (459, 158035), (765, 94821), (2295, 31607)]