319927388

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{331}}^1\times {\mathrm{1997}}^1$

素因数の和:2354

約数の個数: 36

約数和(自身を含む): 617565816

約数和(自身を除く): 297638428

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 331, 484, 662, 1324, 1997, 3641, 3994, 7282, 7988, 14564, 21967, 40051, 43934, 80102, 87868, 160204, 241637, 483274, 661007, 966548, 1322014, 2644028, 7271077, 14542154, 29084308, 79981847, 159963694, 319927388]

約数ペア:

[(1, 319927388), (2, 159963694), (4, 79981847), (11, 29084308), (22, 14542154), (44, 7271077), (121, 2644028), (242, 1322014), (331, 966548), (484, 661007), (662, 483274), (1324, 241637), (1997, 160204), (3641, 87868), (3994, 80102), (7282, 43934), (7988, 40051), (14564, 21967)]