55472781

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{641}}^1$

素因数の和:981

約数の個数: 32

約数和(自身を含む): 91461888

約数和(自身を除く): 35989107

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 317, 641, 951, 1923, 2219, 4121, 4487, 6657, 8333, 12363, 13461, 24999, 28847, 58331, 86541, 174993, 203197, 609591, 1422379, 2641561, 4267137, 7924683, 18490927, 55472781]

約数ペア:

[(1, 55472781), (3, 18490927), (7, 7924683), (13, 4267137), (21, 2641561), (39, 1422379), (91, 609591), (273, 203197), (317, 174993), (641, 86541), (951, 58331), (1923, 28847), (2219, 24999), (4121, 13461), (4487, 12363), (6657, 8333)]