85809815

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{1831}}^1$

素因数の和:1959

約数の個数: 32

約数和(自身を含む): 128034816

約数和(自身を除く): 42225001

約数列:

[1, 5, 7, 13, 35, 65, 91, 103, 455, 515, 721, 1339, 1831, 3605, 6695, 9155, 9373, 12817, 23803, 46865, 64085, 119015, 166621, 188593, 833105, 942965, 1320151, 2451709, 6600755, 12258545, 17161963, 85809815]

約数ペア:

[(1, 85809815), (5, 17161963), (7, 12258545), (13, 6600755), (35, 2451709), (65, 1320151), (91, 942965), (103, 833105), (455, 188593), (515, 166621), (721, 119015), (1339, 64085), (1831, 46865), (3605, 23803), (6695, 12817), (9155, 9373)]