15415725

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{163}}^1$

素因数の和:286

約数の個数: 48

約数和(自身を含む): 27900992

約数和(自身を除く): 12485267

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 97, 163, 195, 291, 325, 485, 489, 815, 975, 1261, 1455, 2119, 2425, 2445, 3783, 4075, 6305, 6357, 7275, 10595, 12225, 15811, 18915, 31525, 31785, 47433, 52975, 79055, 94575, 158925, 205543, 237165, 395275, 616629, 1027715, 1185825, 3083145, 5138575, 15415725]

約数ペア:

[(1, 15415725), (3, 5138575), (5, 3083145), (13, 1185825), (15, 1027715), (25, 616629), (39, 395275), (65, 237165), (75, 205543), (97, 158925), (163, 94575), (195, 79055), (291, 52975), (325, 47433), (485, 31785), (489, 31525), (815, 18915), (975, 15811), (1261, 12225), (1455, 10595), (2119, 7275), (2425, 6357), (2445, 6305), (3783, 4075)]