312158672

素因数分解:

$2^4\times 7^1\times {\mathrm{43}}^1\times {\mathrm{64817}}^1$

素因数の和:64875

約数の個数: 40

約数和(自身を含む): 707294016

約数和(自身を除く): 395135344

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 43, 56, 86, 112, 172, 301, 344, 602, 688, 1204, 2408, 4816, 64817, 129634, 259268, 453719, 518536, 907438, 1037072, 1814876, 2787131, 3629752, 5574262, 7259504, 11148524, 19509917, 22297048, 39019834, 44594096, 78039668, 156079336, 312158672]

約数ペア:

[(1, 312158672), (2, 156079336), (4, 78039668), (7, 44594096), (8, 39019834), (14, 22297048), (16, 19509917), (28, 11148524), (43, 7259504), (56, 5574262), (86, 3629752), (112, 2787131), (172, 1814876), (301, 1037072), (344, 907438), (602, 518536), (688, 453719), (1204, 259268), (2408, 129634), (4816, 64817)]