214647873

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{331}}^1\times {\mathrm{457}}^1$

素因数の和:845

約数の個数: 32

約数和(自身を含む): 321142272

約数和(自身を除く): 106494399

約数列:

[1, 3, 11, 33, 43, 129, 331, 457, 473, 993, 1371, 1419, 3641, 5027, 10923, 14233, 15081, 19651, 42699, 58953, 151267, 156563, 216161, 453801, 469689, 648483, 1663937, 4991811, 6504481, 19513443, 71549291, 214647873]

約数ペア:

[(1, 214647873), (3, 71549291), (11, 19513443), (33, 6504481), (43, 4991811), (129, 1663937), (331, 648483), (457, 469689), (473, 453801), (993, 216161), (1371, 156563), (1419, 151267), (3641, 58953), (5027, 42699), (10923, 19651), (14233, 15081)]