211414827

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{4447}}^1$

素因数の和:4539

約数の個数: 32

約数和(自身を含む): 322818048

約数和(自身を除く): 111403221

約数列:

[1, 3, 13, 23, 39, 53, 69, 159, 299, 689, 897, 1219, 2067, 3657, 4447, 13341, 15847, 47541, 57811, 102281, 173433, 235691, 306843, 707073, 1329653, 3063983, 3988959, 5420893, 9191949, 16262679, 70471609, 211414827]

約数ペア:

[(1, 211414827), (3, 70471609), (13, 16262679), (23, 9191949), (39, 5420893), (53, 3988959), (69, 3063983), (159, 1329653), (299, 707073), (689, 306843), (897, 235691), (1219, 173433), (2067, 102281), (3657, 57811), (4447, 47541), (13341, 15847)]