2587641

素因数分解:

$3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{607}}^1$

素因数の和:653

約数の個数: 24

約数和(自身を含む): 4158720

約数和(自身を除く): 1571079

約数列:

[1, 3, 7, 21, 29, 49, 87, 147, 203, 607, 609, 1421, 1821, 4249, 4263, 12747, 17603, 29743, 52809, 89229, 123221, 369663, 862547, 2587641]

約数ペア:

[(1, 2587641), (3, 862547), (7, 369663), (21, 123221), (29, 89229), (49, 52809), (87, 29743), (147, 17603), (203, 12747), (607, 4263), (609, 4249), (1421, 1821)]