657457908

素因数分解:

$2^2\times 3^1\times {\mathrm{79}}^1\times {\mathrm{191}}^1\times {\mathrm{3631}}^1$

素因数の和:3908

約数の個数: 48

約数和(自身を含む): 1562050560

約数和(自身を除く): 904592652

約数列:

[1, 2, 3, 4, 6, 12, 79, 158, 191, 237, 316, 382, 474, 573, 764, 948, 1146, 2292, 3631, 7262, 10893, 14524, 15089, 21786, 30178, 43572, 45267, 60356, 90534, 181068, 286849, 573698, 693521, 860547, 1147396, 1387042, 1721094, 2080563, 2774084, 3442188, 4161126, 8322252, 54788159, 109576318, 164364477, 219152636, 328728954, 657457908]

約数ペア:

[(1, 657457908), (2, 328728954), (3, 219152636), (4, 164364477), (6, 109576318), (12, 54788159), (79, 8322252), (158, 4161126), (191, 3442188), (237, 2774084), (316, 2080563), (382, 1721094), (474, 1387042), (573, 1147396), (764, 860547), (948, 693521), (1146, 573698), (2292, 286849), (3631, 181068), (7262, 90534), (10893, 60356), (14524, 45267), (15089, 43572), (21786, 30178)]