81415908

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{107693}}^1$

素因数の和:107713

約数の個数: 48

約数和(自身を含む): 241234560

約数和(自身を除く): 159818652

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 107693, 215386, 323079, 430772, 646158, 753851, 969237, 1292316, 1507702, 1938474, 2261553, 2907711, 3015404, 3876948, 4523106, 5815422, 6784659, 9046212, 11630844, 13569318, 20353977, 27138636, 40707954, 81415908]

約数ペア:

[(1, 81415908), (2, 40707954), (3, 27138636), (4, 20353977), (6, 13569318), (7, 11630844), (9, 9046212), (12, 6784659), (14, 5815422), (18, 4523106), (21, 3876948), (27, 3015404), (28, 2907711), (36, 2261553), (42, 1938474), (54, 1507702), (63, 1292316), (84, 969237), (108, 753851), (126, 646158), (189, 430772), (252, 323079), (378, 215386), (756, 107693)]