72288165

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{1439}}^1$

素因数の和:1661

約数の個数: 32

約数和(自身を含む): 123171840

約数和(自身を除く): 50883675

約数列:

[1, 3, 5, 15, 17, 51, 85, 197, 255, 591, 985, 1439, 2955, 3349, 4317, 7195, 10047, 16745, 21585, 24463, 50235, 73389, 122315, 283483, 366945, 850449, 1417415, 4252245, 4819211, 14457633, 24096055, 72288165]

約数ペア:

[(1, 72288165), (3, 24096055), (5, 14457633), (15, 4819211), (17, 4252245), (51, 1417415), (85, 850449), (197, 366945), (255, 283483), (591, 122315), (985, 73389), (1439, 50235), (2955, 24463), (3349, 21585), (4317, 16745), (7195, 10047)]