347945619

素因数分解:

$3^1\times 7^2\times {\mathrm{1307}}^1\times {\mathrm{1811}}^1$

素因数の和:3135

約数の個数: 24

約数和(自身を含む): 540381888

約数和(自身を除く): 192436269

約数列:

[1, 3, 7, 21, 49, 147, 1307, 1811, 3921, 5433, 9149, 12677, 27447, 38031, 64043, 88739, 192129, 266217, 2366977, 7100931, 16568839, 49706517, 115981873, 347945619]

約数ペア:

[(1, 347945619), (3, 115981873), (7, 49706517), (21, 16568839), (49, 7100931), (147, 2366977), (1307, 266217), (1811, 192129), (3921, 88739), (5433, 64043), (9149, 38031), (12677, 27447)]