28409082

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{379}}^1$

素因数の和:459

約数の個数: 48

約数和(自身を含む): 63393120

約数和(自身を除く): 34984038

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 62, 78, 93, 186, 379, 403, 758, 806, 961, 1137, 1209, 1922, 2274, 2418, 2883, 4927, 5766, 9854, 11749, 12493, 14781, 23498, 24986, 29562, 35247, 37479, 70494, 74958, 152737, 305474, 364219, 458211, 728438, 916422, 1092657, 2185314, 4734847, 9469694, 14204541, 28409082]

約数ペア:

[(1, 28409082), (2, 14204541), (3, 9469694), (6, 4734847), (13, 2185314), (26, 1092657), (31, 916422), (39, 728438), (62, 458211), (78, 364219), (93, 305474), (186, 152737), (379, 74958), (403, 70494), (758, 37479), (806, 35247), (961, 29562), (1137, 24986), (1209, 23498), (1922, 14781), (2274, 12493), (2418, 11749), (2883, 9854), (4927, 5766)]