156980229

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{263}}^1\times {\mathrm{661}}^1$

素因数の和:977

約数の個数: 32

約数和(自身を含む): 246073344

約数和(自身を除く): 89093115

約数列:

[1, 3, 7, 21, 43, 129, 263, 301, 661, 789, 903, 1841, 1983, 4627, 5523, 11309, 13881, 28423, 33927, 79163, 85269, 173843, 198961, 237489, 521529, 596883, 1216901, 3650703, 7475249, 22425747, 52326743, 156980229]

約数ペア:

[(1, 156980229), (3, 52326743), (7, 22425747), (21, 7475249), (43, 3650703), (129, 1216901), (263, 596883), (301, 521529), (661, 237489), (789, 198961), (903, 173843), (1841, 85269), (1983, 79163), (4627, 33927), (5523, 28423), (11309, 13881)]