890212988

素因数分解:

$2^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{146513}}^1$

素因数の和:146562

約数の個数: 36

約数和(自身を含む): 1870690752

約数和(自身を除く): 980477764

約数列:

[1, 2, 4, 7, 14, 28, 31, 49, 62, 98, 124, 196, 217, 434, 868, 1519, 3038, 6076, 146513, 293026, 586052, 1025591, 2051182, 4102364, 4541903, 7179137, 9083806, 14358274, 18167612, 28716548, 31793321, 63586642, 127173284, 222553247, 445106494, 890212988]

約数ペア:

[(1, 890212988), (2, 445106494), (4, 222553247), (7, 127173284), (14, 63586642), (28, 31793321), (31, 28716548), (49, 18167612), (62, 14358274), (98, 9083806), (124, 7179137), (196, 4541903), (217, 4102364), (434, 2051182), (868, 1025591), (1519, 586052), (3038, 293026), (6076, 146513)]