211375528

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{290351}}^1$

素因数の和:290377

約数の個数: 32

約数和(自身を含む): 487791360

約数和(自身を除く): 276415832

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 290351, 580702, 1161404, 2032457, 2322808, 3774563, 4064914, 7549126, 8129828, 15098252, 16259656, 26421941, 30196504, 52843882, 105687764, 211375528]

約数ペア:

[(1, 211375528), (2, 105687764), (4, 52843882), (7, 30196504), (8, 26421941), (13, 16259656), (14, 15098252), (26, 8129828), (28, 7549126), (52, 4064914), (56, 3774563), (91, 2322808), (104, 2032457), (182, 1161404), (364, 580702), (728, 290351)]