81411372

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{107687}}^1$

素因数の和:107707

約数の個数: 48

約数和(自身を含む): 241221120

約数和(自身を除く): 159809748

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, 107687, 215374, 323061, 430748, 646122, 753809, 969183, 1292244, 1507618, 1938366, 2261427, 2907549, 3015236, 3876732, 4522854, 5815098, 6784281, 9045708, 11630196, 13568562, 20352843, 27137124, 40705686, 81411372]

約数ペア:

[(1, 81411372), (2, 40705686), (3, 27137124), (4, 20352843), (6, 13568562), (7, 11630196), (9, 9045708), (12, 6784281), (14, 5815098), (18, 4522854), (21, 3876732), (27, 3015236), (28, 2907549), (36, 2261427), (42, 1938366), (54, 1507618), (63, 1292244), (84, 969183), (108, 753809), (126, 646122), (189, 430748), (252, 323061), (378, 215374), (756, 107687)]