4978365

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2789}}^1$

素因数の和:2821

約数の個数: 32

約数和(自身を含む): 9642240

約数和(自身を除く): 4663875

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 51, 85, 105, 119, 255, 357, 595, 1785, 2789, 8367, 13945, 19523, 41835, 47413, 58569, 97615, 142239, 237065, 292845, 331891, 711195, 995673, 1659455, 4978365]

約数ペア:

[(1, 4978365), (3, 1659455), (5, 995673), (7, 711195), (15, 331891), (17, 292845), (21, 237065), (35, 142239), (51, 97615), (85, 58569), (105, 47413), (119, 41835), (255, 19523), (357, 13945), (595, 8367), (1785, 2789)]