51147327

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{673}}^1$

素因数の和:748

約数の個数: 48

約数和(自身を含む): 88515072

約数和(自身を除く): 37367745

約数列:

[1, 3, 7, 11, 21, 33, 47, 49, 77, 141, 147, 231, 329, 517, 539, 673, 987, 1551, 1617, 2019, 2303, 3619, 4711, 6909, 7403, 10857, 14133, 22209, 25333, 31631, 32977, 51821, 75999, 94893, 98931, 155463, 221417, 347941, 362747, 664251, 1043823, 1088241, 1549919, 2435587, 4649757, 7306761, 17049109, 51147327]

約数ペア:

[(1, 51147327), (3, 17049109), (7, 7306761), (11, 4649757), (21, 2435587), (33, 1549919), (47, 1088241), (49, 1043823), (77, 664251), (141, 362747), (147, 347941), (231, 221417), (329, 155463), (517, 98931), (539, 94893), (673, 75999), (987, 51821), (1551, 32977), (1617, 31631), (2019, 25333), (2303, 22209), (3619, 14133), (4711, 10857), (6909, 7403)]