858261668

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{172619}}^1$

素因数の和:172747

約数の個数: 24

約数和(自身を含む): 1653009120

約数和(自身を除く): 794747452

約数列:

[1, 2, 4, 11, 22, 44, 113, 226, 452, 1243, 2486, 4972, 172619, 345238, 690476, 1898809, 3797618, 7595236, 19505947, 39011894, 78023788, 214565417, 429130834, 858261668]

約数ペア:

[(1, 858261668), (2, 429130834), (4, 214565417), (11, 78023788), (22, 39011894), (44, 19505947), (113, 7595236), (226, 3797618), (452, 1898809), (1243, 690476), (2486, 345238), (4972, 172619)]