981008

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{461}}^1$

素因数の和:495

約数の個数: 40

約数和(自身を含む): 2291520

約数和(自身を除く): 1310512

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 461, 532, 922, 1064, 1844, 2128, 3227, 3688, 6454, 7376, 8759, 12908, 17518, 25816, 35036, 51632, 61313, 70072, 122626, 140144, 245252, 490504, 981008]

約数ペア:

[(1, 981008), (2, 490504), (4, 245252), (7, 140144), (8, 122626), (14, 70072), (16, 61313), (19, 51632), (28, 35036), (38, 25816), (56, 17518), (76, 12908), (112, 8759), (133, 7376), (152, 6454), (266, 3688), (304, 3227), (461, 2128), (532, 1844), (922, 1064)]