25156719

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{283}}^1$

素因数の和:396

約数の個数: 48

約数和(自身を含む): 44658432

約数和(自身を除く): 19501713

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 83, 119, 153, 249, 283, 357, 581, 747, 849, 1071, 1411, 1743, 1981, 2547, 4233, 4811, 5229, 5943, 9877, 12699, 14433, 17829, 23489, 29631, 33677, 43299, 70467, 88893, 101031, 164423, 211401, 303093, 399313, 493269, 1197939, 1479807, 2795191, 3593817, 8385573, 25156719]

約数ペア:

[(1, 25156719), (3, 8385573), (7, 3593817), (9, 2795191), (17, 1479807), (21, 1197939), (51, 493269), (63, 399313), (83, 303093), (119, 211401), (153, 164423), (249, 101031), (283, 88893), (357, 70467), (581, 43299), (747, 33677), (849, 29631), (1071, 23489), (1411, 17829), (1743, 14433), (1981, 12699), (2547, 9877), (4233, 5943), (4811, 5229)]