25107453

素因数分解:

$3^2\times 7^2\times {\mathrm{17}}^2\times {\mathrm{197}}^1$

素因数の和:251

約数の個数: 54

約数和(自身を含む): 45042426

約数和(自身を除く): 19934973

約数列:

[1, 3, 7, 9, 17, 21, 49, 51, 63, 119, 147, 153, 197, 289, 357, 441, 591, 833, 867, 1071, 1379, 1773, 2023, 2499, 2601, 3349, 4137, 6069, 7497, 9653, 10047, 12411, 14161, 18207, 23443, 28959, 30141, 42483, 56933, 70329, 86877, 127449, 164101, 170799, 210987, 398531, 492303, 512397, 1195593, 1476909, 2789717, 3586779, 8369151, 25107453]

約数ペア:

[(1, 25107453), (3, 8369151), (7, 3586779), (9, 2789717), (17, 1476909), (21, 1195593), (49, 512397), (51, 492303), (63, 398531), (119, 210987), (147, 170799), (153, 164101), (197, 127449), (289, 86877), (357, 70329), (441, 56933), (591, 42483), (833, 30141), (867, 28959), (1071, 23443), (1379, 18207), (1773, 14161), (2023, 12411), (2499, 10047), (2601, 9653), (3349, 7497), (4137, 6069)]