72486885

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{997}}^1$

素因数の和:1173

約数の個数: 32

約数和(自身を含む): 120143232

約数和(自身を除く): 47656347

約数列:

[1, 3, 5, 15, 37, 111, 131, 185, 393, 555, 655, 997, 1965, 2991, 4847, 4985, 14541, 14955, 24235, 36889, 72705, 110667, 130607, 184445, 391821, 553335, 653035, 1959105, 4832459, 14497377, 24162295, 72486885]

約数ペア:

[(1, 72486885), (3, 24162295), (5, 14497377), (15, 4832459), (37, 1959105), (111, 653035), (131, 553335), (185, 391821), (393, 184445), (555, 130607), (655, 110667), (997, 72705), (1965, 36889), (2991, 24235), (4847, 14955), (4985, 14541)]