68649705

素因数分解:

$3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{281}}^1$

素因数の和:442

約数の個数: 48

約数和(自身を含む): 122737680

約数和(自身を除く): 54087975

約数列:

[1, 3, 5, 9, 15, 45, 61, 89, 183, 267, 281, 305, 445, 549, 801, 843, 915, 1335, 1405, 2529, 2745, 4005, 4215, 5429, 12645, 16287, 17141, 25009, 27145, 48861, 51423, 75027, 81435, 85705, 125045, 154269, 225081, 244305, 257115, 375135, 771345, 1125405, 1525549, 4576647, 7627745, 13729941, 22883235, 68649705]

約数ペア:

[(1, 68649705), (3, 22883235), (5, 13729941), (9, 7627745), (15, 4576647), (45, 1525549), (61, 1125405), (89, 771345), (183, 375135), (267, 257115), (281, 244305), (305, 225081), (445, 154269), (549, 125045), (801, 85705), (843, 81435), (915, 75027), (1335, 51423), (1405, 48861), (2529, 27145), (2745, 25009), (4005, 17141), (4215, 16287), (5429, 12645)]