207977115

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{1879}}^1$

素因数の和:2091

約数の個数: 32

約数和(自身を含む): 342190080

約数和(自身を除く): 134212965

約数列:

[1, 3, 5, 15, 47, 141, 157, 235, 471, 705, 785, 1879, 2355, 5637, 7379, 9395, 22137, 28185, 36895, 88313, 110685, 264939, 295003, 441565, 885009, 1324695, 1475015, 4425045, 13865141, 41595423, 69325705, 207977115]

約数ペア:

[(1, 207977115), (3, 69325705), (5, 41595423), (15, 13865141), (47, 4425045), (141, 1475015), (157, 1324695), (235, 885009), (471, 441565), (705, 295003), (785, 264939), (1879, 110685), (2355, 88313), (5637, 36895), (7379, 28185), (9395, 22137)]