156931788

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{997}}^1\times {\mathrm{1009}}^1$

素因数の和:2026

約数の個数: 48

約数和(自身を含む): 395128160

約数和(自身を除く): 238196372

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 997, 1009, 1994, 2018, 2991, 3027, 3988, 4036, 5982, 6054, 11964, 12108, 12961, 13117, 25922, 26234, 38883, 39351, 51844, 52468, 77766, 78702, 155532, 157404, 1005973, 2011946, 3017919, 4023892, 6035838, 12071676, 13077649, 26155298, 39232947, 52310596, 78465894, 156931788]

約数ペア:

[(1, 156931788), (2, 78465894), (3, 52310596), (4, 39232947), (6, 26155298), (12, 13077649), (13, 12071676), (26, 6035838), (39, 4023892), (52, 3017919), (78, 2011946), (156, 1005973), (997, 157404), (1009, 155532), (1994, 78702), (2018, 77766), (2991, 52468), (3027, 51844), (3988, 39351), (4036, 38883), (5982, 26234), (6054, 25922), (11964, 13117), (12108, 12961)]