66501448

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{20627}}^1$

素因数の和:20677

約数の個数: 32

約数和(自身を含む): 138620160

約数和(自身を除く): 72118712

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 248, 403, 806, 1612, 3224, 20627, 41254, 82508, 165016, 268151, 536302, 639437, 1072604, 1278874, 2145208, 2557748, 5115496, 8312681, 16625362, 33250724, 66501448]

約数ペア:

[(1, 66501448), (2, 33250724), (4, 16625362), (8, 8312681), (13, 5115496), (26, 2557748), (31, 2145208), (52, 1278874), (62, 1072604), (104, 639437), (124, 536302), (248, 268151), (403, 165016), (806, 82508), (1612, 41254), (3224, 20627)]