660795405

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{44543}}^1$

素因数の和:44617

約数の個数: 32

約数和(自身を含む): 1128923136

約数和(自身を除く): 468127731

約数列:

[1, 3, 5, 15, 23, 43, 69, 115, 129, 215, 345, 645, 989, 2967, 4945, 14835, 44543, 133629, 222715, 668145, 1024489, 1915349, 3073467, 5122445, 5746047, 9576745, 15367335, 28730235, 44053027, 132159081, 220265135, 660795405]

約数ペア:

[(1, 660795405), (3, 220265135), (5, 132159081), (15, 44053027), (23, 28730235), (43, 15367335), (69, 9576745), (115, 5746047), (129, 5122445), (215, 3073467), (345, 1915349), (645, 1024489), (989, 668145), (2967, 222715), (4945, 133629), (14835, 44543)]