121140215

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{2789}}^1$

素因数の和:2891

約数の個数: 32

約数和(自身を含む): 178381440

約数和(自身を除く): 57241225

約数列:

[1, 5, 7, 17, 35, 73, 85, 119, 365, 511, 595, 1241, 2555, 2789, 6205, 8687, 13945, 19523, 43435, 47413, 97615, 203597, 237065, 331891, 1017985, 1425179, 1659455, 3461149, 7125895, 17305745, 24228043, 121140215]

約数ペア:

[(1, 121140215), (5, 24228043), (7, 17305745), (17, 7125895), (35, 3461149), (73, 1659455), (85, 1425179), (119, 1017985), (365, 331891), (511, 237065), (595, 203597), (1241, 97615), (2555, 47413), (2789, 43435), (6205, 19523), (8687, 13945)]