211219118

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{139}}^1\times {\mathrm{239}}^1$

素因数の和:425

約数の個数: 48

約数和(自身を含む): 371347200

約数和(自身を除く): 160128082

約数列:

[1, 2, 11, 17, 22, 34, 139, 187, 239, 278, 289, 374, 478, 578, 1529, 2363, 2629, 3058, 3179, 4063, 4726, 5258, 6358, 8126, 25993, 33221, 40171, 44693, 51986, 66442, 69071, 80342, 89386, 138142, 365431, 441881, 564757, 730862, 759781, 883762, 1129514, 1519562, 6212327, 9600869, 12424654, 19201738, 105609559, 211219118]

約数ペア:

[(1, 211219118), (2, 105609559), (11, 19201738), (17, 12424654), (22, 9600869), (34, 6212327), (139, 1519562), (187, 1129514), (239, 883762), (278, 759781), (289, 730862), (374, 564757), (478, 441881), (578, 365431), (1529, 138142), (2363, 89386), (2629, 80342), (3058, 69071), (3179, 66442), (4063, 51986), (4726, 44693), (5258, 40171), (6358, 33221), (8126, 25993)]