64990986

素因数分解:

$2^1\times 3^1\times {\mathrm{41}}^1\times {\mathrm{61}}^2\times {\mathrm{71}}^1$

素因数の和:239

約数の個数: 48

約数和(自身を含む): 137277504

約数和(自身を除く): 72286518

約数列:

[1, 2, 3, 6, 41, 61, 71, 82, 122, 123, 142, 183, 213, 246, 366, 426, 2501, 2911, 3721, 4331, 5002, 5822, 7442, 7503, 8662, 8733, 11163, 12993, 15006, 17466, 22326, 25986, 152561, 177571, 264191, 305122, 355142, 457683, 528382, 532713, 792573, 915366, 1065426, 1585146, 10831831, 21663662, 32495493, 64990986]

約数ペア:

[(1, 64990986), (2, 32495493), (3, 21663662), (6, 10831831), (41, 1585146), (61, 1065426), (71, 915366), (82, 792573), (122, 532713), (123, 528382), (142, 457683), (183, 355142), (213, 305122), (246, 264191), (366, 177571), (426, 152561), (2501, 25986), (2911, 22326), (3721, 17466), (4331, 15006), (5002, 12993), (5822, 11163), (7442, 8733), (7503, 8662)]