42801915

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{1103}}^1$

素因数の和:1323

約数の個数: 32

約数和(自身を含む): 74188800

約数和(自身を除く): 31386885

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 199, 597, 995, 1103, 2587, 2985, 3309, 5515, 7761, 12935, 14339, 16545, 38805, 43017, 71695, 215085, 219497, 658491, 1097485, 2853461, 3292455, 8560383, 14267305, 42801915]

約数ペア:

[(1, 42801915), (3, 14267305), (5, 8560383), (13, 3292455), (15, 2853461), (39, 1097485), (65, 658491), (195, 219497), (199, 215085), (597, 71695), (995, 43017), (1103, 38805), (2587, 16545), (2985, 14339), (3309, 12935), (5515, 7761)]