1981266

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{293}}^1$

素因数の和:335

約数の個数: 48

約数和(自身を含む): 4826304

約数和(自身を除く): 2845038

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 42, 46, 49, 69, 98, 138, 147, 161, 293, 294, 322, 483, 586, 879, 966, 1127, 1758, 2051, 2254, 3381, 4102, 6153, 6739, 6762, 12306, 13478, 14357, 20217, 28714, 40434, 43071, 47173, 86142, 94346, 141519, 283038, 330211, 660422, 990633, 1981266]

約数ペア:

[(1, 1981266), (2, 990633), (3, 660422), (6, 330211), (7, 283038), (14, 141519), (21, 94346), (23, 86142), (42, 47173), (46, 43071), (49, 40434), (69, 28714), (98, 20217), (138, 14357), (147, 13478), (161, 12306), (293, 6762), (294, 6739), (322, 6153), (483, 4102), (586, 3381), (879, 2254), (966, 2051), (1127, 1758)]