9894945

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1$

素因数の和:126

約数の個数: 48

約数和(自身を含む): 17519040

約数和(自身を除く): 7624095

約数列:

[1, 3, 5, 15, 23, 29, 43, 69, 87, 115, 129, 145, 215, 345, 435, 529, 645, 667, 989, 1247, 1587, 2001, 2645, 2967, 3335, 3741, 4945, 6235, 7935, 10005, 14835, 15341, 18705, 22747, 28681, 46023, 68241, 76705, 86043, 113735, 143405, 230115, 341205, 430215, 659663, 1978989, 3298315, 9894945]

約数ペア:

[(1, 9894945), (3, 3298315), (5, 1978989), (15, 659663), (23, 430215), (29, 341205), (43, 230115), (69, 143405), (87, 113735), (115, 86043), (129, 76705), (145, 68241), (215, 46023), (345, 28681), (435, 22747), (529, 18705), (645, 15341), (667, 14835), (989, 10005), (1247, 7935), (1587, 6235), (2001, 4945), (2645, 3741), (2967, 3335)]