247785282009

素因数分解:

$3^3\times {\mathrm{401}}^1\times {\mathrm{2437}}^1\times {\mathrm{9391}}^1$

素因数の和:12238

約数の個数: 32

約数和(自身を含む): 368194951680

約数和(自身を除く): 120409669671

約数列:

[1, 3, 9, 27, 401, 1203, 2437, 3609, 7311, 9391, 10827, 21933, 28173, 65799, 84519, 253557, 977237, 2931711, 3765791, 8795133, 11297373, 22885867, 26385399, 33892119, 68657601, 101676357, 205972803, 617918409, 9177232667, 27531698001, 82595094003, 247785282009]

約数ペア:

[(1, 247785282009), (3, 82595094003), (9, 27531698001), (27, 9177232667), (401, 617918409), (1203, 205972803), (2437, 101676357), (3609, 68657601), (7311, 33892119), (9391, 26385399), (10827, 22885867), (21933, 11297373), (28173, 8795133), (65799, 3765791), (84519, 2931711), (253557, 977237)]