211679853

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{1201}}^1$

素因数の和:1338

約数の個数: 48

約数和(自身を含む): 361753920

約数和(自身を除く): 150074067

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 109, 147, 231, 327, 539, 763, 1199, 1201, 1617, 2289, 3597, 3603, 5341, 8393, 8407, 13211, 16023, 25179, 25221, 39633, 58751, 58849, 92477, 130909, 176253, 176547, 277431, 392727, 647339, 916363, 1439999, 1942017, 2749089, 4319997, 6414541, 10079993, 19243623, 30239979, 70559951, 211679853]

約数ペア:

[(1, 211679853), (3, 70559951), (7, 30239979), (11, 19243623), (21, 10079993), (33, 6414541), (49, 4319997), (77, 2749089), (109, 1942017), (147, 1439999), (231, 916363), (327, 647339), (539, 392727), (763, 277431), (1199, 176547), (1201, 176253), (1617, 130909), (2289, 92477), (3597, 58849), (3603, 58751), (5341, 39633), (8393, 25221), (8407, 25179), (13211, 16023)]