2017371993

素因数分解:

$3^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{631}}^1$

素因数の和:907

約数の個数: 64

約数和(自身を含む): 3397632000

約数和(自身を除く): 1380260007

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 239, 273, 343, 631, 637, 717, 1029, 1673, 1893, 1911, 3107, 4417, 4459, 5019, 8203, 9321, 11711, 13251, 13377, 21749, 24609, 30919, 35133, 57421, 65247, 81977, 92757, 150809, 152243, 172263, 216433, 245931, 401947, 452427, 456729, 649299, 1055663, 1065701, 1205841, 1960517, 2813629, 3166989, 3197103, 5881551, 7389641, 8440887, 13723619, 22168923, 41170857, 51727487, 96065333, 155182461, 288195999, 672457331, 2017371993]

約数ペア:

[(1, 2017371993), (3, 672457331), (7, 288195999), (13, 155182461), (21, 96065333), (39, 51727487), (49, 41170857), (91, 22168923), (147, 13723619), (239, 8440887), (273, 7389641), (343, 5881551), (631, 3197103), (637, 3166989), (717, 2813629), (1029, 1960517), (1673, 1205841), (1893, 1065701), (1911, 1055663), (3107, 649299), (4417, 456729), (4459, 452427), (5019, 401947), (8203, 245931), (9321, 216433), (11711, 172263), (13251, 152243), (13377, 150809), (21749, 92757), (24609, 81977), (30919, 65247), (35133, 57421)]