645820422

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{2053}}^1$

素因数の和:2217

約数の個数: 64

約数和(自身を含む): 1442400960

約数和(自身を除く): 796580538

約数列:

[1, 2, 3, 6, 13, 26, 37, 39, 74, 78, 109, 111, 218, 222, 327, 481, 654, 962, 1417, 1443, 2053, 2834, 2886, 4033, 4106, 4251, 6159, 8066, 8502, 12099, 12318, 24198, 26689, 52429, 53378, 75961, 80067, 104858, 151922, 157287, 160134, 223777, 227883, 314574, 447554, 455766, 671331, 987493, 1342662, 1974986, 2909101, 2962479, 5818202, 5924958, 8279749, 8727303, 16559498, 17454606, 24839247, 49678494, 107636737, 215273474, 322910211, 645820422]

約数ペア:

[(1, 645820422), (2, 322910211), (3, 215273474), (6, 107636737), (13, 49678494), (26, 24839247), (37, 17454606), (39, 16559498), (74, 8727303), (78, 8279749), (109, 5924958), (111, 5818202), (218, 2962479), (222, 2909101), (327, 1974986), (481, 1342662), (654, 987493), (962, 671331), (1417, 455766), (1443, 447554), (2053, 314574), (2834, 227883), (2886, 223777), (4033, 160134), (4106, 157287), (4251, 151922), (6159, 104858), (8066, 80067), (8502, 75961), (12099, 53378), (12318, 52429), (24198, 26689)]