2701725

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1$

素因数の和:206

約数の個数: 48

約数和(自身を含む): 5124672

約数和(自身を除く): 2422947

約数列:

[1, 3, 5, 13, 15, 17, 25, 39, 51, 65, 75, 85, 163, 195, 221, 255, 325, 425, 489, 663, 815, 975, 1105, 1275, 2119, 2445, 2771, 3315, 4075, 5525, 6357, 8313, 10595, 12225, 13855, 16575, 31785, 36023, 41565, 52975, 69275, 108069, 158925, 180115, 207825, 540345, 900575, 2701725]

約数ペア:

[(1, 2701725), (3, 900575), (5, 540345), (13, 207825), (15, 180115), (17, 158925), (25, 108069), (39, 69275), (51, 52975), (65, 41565), (75, 36023), (85, 31785), (163, 16575), (195, 13855), (221, 12225), (255, 10595), (325, 8313), (425, 6357), (489, 5525), (663, 4075), (815, 3315), (975, 2771), (1105, 2445), (1275, 2119)]