64417905

素因数分解:

$3^2\times 5^1\times {\mathrm{263}}^1\times {\mathrm{5443}}^1$

素因数の和:5717

約数の個数: 24

約数和(自身を含む): 112102848

約数和(自身を除く): 47684943

約数列:

[1, 3, 5, 9, 15, 45, 263, 789, 1315, 2367, 3945, 5443, 11835, 16329, 27215, 48987, 81645, 244935, 1431509, 4294527, 7157545, 12883581, 21472635, 64417905]

約数ペア:

[(1, 64417905), (3, 21472635), (5, 12883581), (9, 7157545), (15, 4294527), (45, 1431509), (263, 244935), (789, 81645), (1315, 48987), (2367, 27215), (3945, 16329), (5443, 11835)]