81906174

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{9421}}^1$

素因数の和:9462

約数の個数: 64

約数和(自身を含む): 217082880

約数和(自身を除く): 135176706

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 27, 42, 46, 54, 63, 69, 126, 138, 161, 189, 207, 322, 378, 414, 483, 621, 966, 1242, 1449, 2898, 4347, 8694, 9421, 18842, 28263, 56526, 65947, 84789, 131894, 169578, 197841, 216683, 254367, 395682, 433366, 508734, 593523, 650049, 1187046, 1300098, 1516781, 1780569, 1950147, 3033562, 3561138, 3900294, 4550343, 5850441, 9100686, 11700882, 13651029, 27302058, 40953087, 81906174]

約数ペア:

[(1, 81906174), (2, 40953087), (3, 27302058), (6, 13651029), (7, 11700882), (9, 9100686), (14, 5850441), (18, 4550343), (21, 3900294), (23, 3561138), (27, 3033562), (42, 1950147), (46, 1780569), (54, 1516781), (63, 1300098), (69, 1187046), (126, 650049), (138, 593523), (161, 508734), (189, 433366), (207, 395682), (322, 254367), (378, 216683), (414, 197841), (483, 169578), (621, 131894), (966, 84789), (1242, 65947), (1449, 56526), (2898, 28263), (4347, 18842), (8694, 9421)]