1245406988

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{10883}}^1$

素因数の和:11022

約数の個数: 48

約数和(自身を含む): 2569668864

約数和(自身を除く): 1324261876

約数列:

[1, 2, 4, 7, 14, 28, 61, 67, 122, 134, 244, 268, 427, 469, 854, 938, 1708, 1876, 4087, 8174, 10883, 16348, 21766, 28609, 43532, 57218, 76181, 114436, 152362, 304724, 663863, 729161, 1327726, 1458322, 2655452, 2916644, 4647041, 5104127, 9294082, 10208254, 18588164, 20416508, 44478821, 88957642, 177915284, 311351747, 622703494, 1245406988]

約数ペア:

[(1, 1245406988), (2, 622703494), (4, 311351747), (7, 177915284), (14, 88957642), (28, 44478821), (61, 20416508), (67, 18588164), (122, 10208254), (134, 9294082), (244, 5104127), (268, 4647041), (427, 2916644), (469, 2655452), (854, 1458322), (938, 1327726), (1708, 729161), (1876, 663863), (4087, 304724), (8174, 152362), (10883, 114436), (16348, 76181), (21766, 57218), (28609, 43532)]