208896772

素因数分解:

$2^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{113}}^1\times {\mathrm{641}}^1$

素因数の和:868

約数の個数: 48

約数和(自身を含む): 426246912

約数和(自身を除く): 217350140

約数列:

[1, 2, 4, 7, 14, 28, 103, 113, 206, 226, 412, 452, 641, 721, 791, 1282, 1442, 1582, 2564, 2884, 3164, 4487, 8974, 11639, 17948, 23278, 46556, 66023, 72433, 81473, 132046, 144866, 162946, 264092, 289732, 325892, 462161, 507031, 924322, 1014062, 1848644, 2028124, 7460599, 14921198, 29842396, 52224193, 104448386, 208896772]

約数ペア:

[(1, 208896772), (2, 104448386), (4, 52224193), (7, 29842396), (14, 14921198), (28, 7460599), (103, 2028124), (113, 1848644), (206, 1014062), (226, 924322), (412, 507031), (452, 462161), (641, 325892), (721, 289732), (791, 264092), (1282, 162946), (1442, 144866), (1582, 132046), (2564, 81473), (2884, 72433), (3164, 66023), (4487, 46556), (8974, 23278), (11639, 17948)]