12512955

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1$

素因数の和:220

約数の個数: 64

約数和(自身を含む): 25159680

約数和(自身を除く): 12646725

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 89, 91, 103, 105, 195, 267, 273, 309, 445, 455, 515, 623, 721, 1157, 1335, 1339, 1365, 1545, 1869, 2163, 3115, 3471, 3605, 4017, 5785, 6695, 8099, 9167, 9345, 9373, 10815, 17355, 20085, 24297, 27501, 28119, 40495, 45835, 46865, 64169, 119171, 121485, 137505, 140595, 192507, 320845, 357513, 595855, 834197, 962535, 1787565, 2502591, 4170985, 12512955]

約数ペア:

[(1, 12512955), (3, 4170985), (5, 2502591), (7, 1787565), (13, 962535), (15, 834197), (21, 595855), (35, 357513), (39, 320845), (65, 192507), (89, 140595), (91, 137505), (103, 121485), (105, 119171), (195, 64169), (267, 46865), (273, 45835), (309, 40495), (445, 28119), (455, 27501), (515, 24297), (623, 20085), (721, 17355), (1157, 10815), (1335, 9373), (1339, 9345), (1365, 9167), (1545, 8099), (1869, 6695), (2163, 5785), (3115, 4017), (3471, 3605)]