40920957

素因数分解:

$3^{12}\times 7^1\times {\mathrm{11}}^1$

素因数の和:54

約数の個数: 52

約数和(自身を含む): 76527456

約数和(自身を除く): 35606499

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 81, 99, 189, 231, 243, 297, 567, 693, 729, 891, 1701, 2079, 2187, 2673, 5103, 6237, 6561, 8019, 15309, 18711, 19683, 24057, 45927, 56133, 59049, 72171, 137781, 168399, 177147, 216513, 413343, 505197, 531441, 649539, 1240029, 1515591, 1948617, 3720087, 4546773, 5845851, 13640319, 40920957]

約数ペア:

[(1, 40920957), (3, 13640319), (7, 5845851), (9, 4546773), (11, 3720087), (21, 1948617), (27, 1515591), (33, 1240029), (63, 649539), (77, 531441), (81, 505197), (99, 413343), (189, 216513), (231, 177147), (243, 168399), (297, 137781), (567, 72171), (693, 59049), (729, 56133), (891, 45927), (1701, 24057), (2079, 19683), (2187, 18711), (2673, 15309), (5103, 8019), (6237, 6561)]