68820206

素因数分解:

$2^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{7717}}^1$

素因数の和:7753

約数の個数: 32

約数和(自身を含む): 129662400

約数和(自身を除く): 60842194

約数列:

[1, 2, 7, 13, 14, 26, 49, 91, 98, 182, 343, 637, 686, 1274, 4459, 7717, 8918, 15434, 54019, 100321, 108038, 200642, 378133, 702247, 756266, 1404494, 2646931, 4915729, 5293862, 9831458, 34410103, 68820206]

約数ペア:

[(1, 68820206), (2, 34410103), (7, 9831458), (13, 5293862), (14, 4915729), (26, 2646931), (49, 1404494), (91, 756266), (98, 702247), (182, 378133), (343, 200642), (637, 108038), (686, 100321), (1274, 54019), (4459, 15434), (7717, 8918)]