207304839

素因数分解:

$3^4\times 7^2\times {\mathrm{19}}^1\times {\mathrm{2749}}^1$

素因数の和:2794

約数の個数: 60

約数和(自身を含む): 379335000

約数和(自身を除く): 172030161

約数列:

[1, 3, 7, 9, 19, 21, 27, 49, 57, 63, 81, 133, 147, 171, 189, 399, 441, 513, 567, 931, 1197, 1323, 1539, 2749, 2793, 3591, 3969, 8247, 8379, 10773, 19243, 24741, 25137, 52231, 57729, 74223, 75411, 134701, 156693, 173187, 222669, 365617, 404103, 470079, 519561, 1096851, 1212309, 1410237, 1558683, 2559319, 3290553, 3636927, 4230711, 7677957, 9871659, 10910781, 23033871, 29614977, 69101613, 207304839]

約数ペア:

[(1, 207304839), (3, 69101613), (7, 29614977), (9, 23033871), (19, 10910781), (21, 9871659), (27, 7677957), (49, 4230711), (57, 3636927), (63, 3290553), (81, 2559319), (133, 1558683), (147, 1410237), (171, 1212309), (189, 1096851), (399, 519561), (441, 470079), (513, 404103), (567, 365617), (931, 222669), (1197, 173187), (1323, 156693), (1539, 134701), (2749, 75411), (2793, 74223), (3591, 57729), (3969, 52231), (8247, 25137), (8379, 24741), (10773, 19243)]