81432015

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{9817}}^1$

素因数の和:9911

約数の個数: 32

約数和(自身を含む): 150804480

約数和(自身を除く): 69372465

約数列:

[1, 3, 5, 7, 15, 21, 35, 79, 105, 237, 395, 553, 1185, 1659, 2765, 8295, 9817, 29451, 49085, 68719, 147255, 206157, 343595, 775543, 1030785, 2326629, 3877715, 5428801, 11633145, 16286403, 27144005, 81432015]

約数ペア:

[(1, 81432015), (3, 27144005), (5, 16286403), (7, 11633145), (15, 5428801), (21, 3877715), (35, 2326629), (79, 1030785), (105, 775543), (237, 343595), (395, 206157), (553, 147255), (1185, 68719), (1659, 49085), (2765, 29451), (8295, 9817)]