207714975

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{1307}}^1$

素因数の和:1496

約数の個数: 48

約数和(自身を含む): 372392832

約数和(自身を除く): 164677857

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 163, 195, 325, 489, 815, 975, 1307, 2119, 2445, 3921, 4075, 6357, 6535, 10595, 12225, 16991, 19605, 31785, 32675, 50973, 52975, 84955, 98025, 158925, 213041, 254865, 424775, 639123, 1065205, 1274325, 2769533, 3195615, 5326025, 8308599, 13847665, 15978075, 41542995, 69238325, 207714975]

約数ペア:

[(1, 207714975), (3, 69238325), (5, 41542995), (13, 15978075), (15, 13847665), (25, 8308599), (39, 5326025), (65, 3195615), (75, 2769533), (163, 1274325), (195, 1065205), (325, 639123), (489, 424775), (815, 254865), (975, 213041), (1307, 158925), (2119, 98025), (2445, 84955), (3921, 52975), (4075, 50973), (6357, 32675), (6535, 31785), (10595, 19605), (12225, 16991)]