6639777774

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{521749}}^1$

素因数の和:521865

約数の個数: 48

約数和(自身を含む): 16604172000

約数和(自身を除く): 9964394226

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 101, 126, 202, 303, 606, 707, 909, 1414, 1818, 2121, 4242, 6363, 12726, 521749, 1043498, 1565247, 3130494, 3652243, 4695741, 7304486, 9391482, 10956729, 21913458, 32870187, 52696649, 65740374, 105393298, 158089947, 316179894, 368876543, 474269841, 737753086, 948539682, 1106629629, 2213259258, 3319888887, 6639777774]

約数ペア:

[(1, 6639777774), (2, 3319888887), (3, 2213259258), (6, 1106629629), (7, 948539682), (9, 737753086), (14, 474269841), (18, 368876543), (21, 316179894), (42, 158089947), (63, 105393298), (101, 65740374), (126, 52696649), (202, 32870187), (303, 21913458), (606, 10956729), (707, 9391482), (909, 7304486), (1414, 4695741), (1818, 3652243), (2121, 3130494), (4242, 1565247), (6363, 1043498), (12726, 521749)]