26891403

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{557}}^1$

素因数の和:608

約数の個数: 48

約数和(自身を含む): 47496960

約数和(自身を除く): 20605557

約数列:

[1, 3, 7, 11, 19, 21, 33, 57, 77, 121, 133, 209, 231, 363, 399, 557, 627, 847, 1463, 1671, 2299, 2541, 3899, 4389, 6127, 6897, 10583, 11697, 16093, 18381, 31749, 42889, 48279, 67397, 74081, 116413, 128667, 202191, 222243, 349239, 471779, 814891, 1280543, 1415337, 2444673, 3841629, 8963801, 26891403]

約数ペア:

[(1, 26891403), (3, 8963801), (7, 3841629), (11, 2444673), (19, 1415337), (21, 1280543), (33, 814891), (57, 471779), (77, 349239), (121, 222243), (133, 202191), (209, 128667), (231, 116413), (363, 74081), (399, 67397), (557, 48279), (627, 42889), (847, 31749), (1463, 18381), (1671, 16093), (2299, 11697), (2541, 10583), (3899, 6897), (4389, 6127)]