1885725

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^2\times {\mathrm{29}}^1$

素因数の和:79

約数の個数: 54

約数和(自身を含む): 3711630

約数和(自身を除く): 1825905

約数列:

[1, 3, 5, 9, 15, 17, 25, 29, 45, 51, 75, 85, 87, 145, 153, 225, 255, 261, 289, 425, 435, 493, 725, 765, 867, 1275, 1305, 1445, 1479, 2175, 2465, 2601, 3825, 4335, 4437, 6525, 7225, 7395, 8381, 12325, 13005, 21675, 22185, 25143, 36975, 41905, 65025, 75429, 110925, 125715, 209525, 377145, 628575, 1885725]

約数ペア:

[(1, 1885725), (3, 628575), (5, 377145), (9, 209525), (15, 125715), (17, 110925), (25, 75429), (29, 65025), (45, 41905), (51, 36975), (75, 25143), (85, 22185), (87, 21675), (145, 13005), (153, 12325), (225, 8381), (255, 7395), (261, 7225), (289, 6525), (425, 4437), (435, 4335), (493, 3825), (725, 2601), (765, 2465), (867, 2175), (1275, 1479), (1305, 1445)]