12689085

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{191}}^1$

素因数の和:345

約数の個数: 32

約数和(自身を含む): 21086208

約数和(自身を除く): 8397123

約数列:

[1, 3, 5, 15, 43, 103, 129, 191, 215, 309, 515, 573, 645, 955, 1545, 2865, 4429, 8213, 13287, 19673, 22145, 24639, 41065, 59019, 66435, 98365, 123195, 295095, 845939, 2537817, 4229695, 12689085]

約数ペア:

[(1, 12689085), (3, 4229695), (5, 2537817), (15, 845939), (43, 295095), (103, 123195), (129, 98365), (191, 66435), (215, 59019), (309, 41065), (515, 24639), (573, 22145), (645, 19673), (955, 13287), (1545, 8213), (2865, 4429)]