25098171

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{229}}^1\times {\mathrm{307}}^1$

素因数の和:563

約数の個数: 32

約数和(自身を含む): 40803840

約数和(自身を除く): 15705669

約数列:

[1, 3, 7, 17, 21, 51, 119, 229, 307, 357, 687, 921, 1603, 2149, 3893, 4809, 5219, 6447, 11679, 15657, 27251, 36533, 70303, 81753, 109599, 210909, 492121, 1195151, 1476363, 3585453, 8366057, 25098171]

約数ペア:

[(1, 25098171), (3, 8366057), (7, 3585453), (17, 1476363), (21, 1195151), (51, 492121), (119, 210909), (229, 109599), (307, 81753), (357, 70303), (687, 36533), (921, 27251), (1603, 15657), (2149, 11679), (3893, 6447), (4809, 5219)]