212901836

素因数分解:

$2^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{55501}}^1$

素因数の和:55649

約数の個数: 24

約数和(自身を含む): 428919456

約数和(自身を除く): 216017620

約数列:

[1, 2, 4, 7, 14, 28, 137, 274, 548, 959, 1918, 3836, 55501, 111002, 222004, 388507, 777014, 1554028, 7603637, 15207274, 30414548, 53225459, 106450918, 212901836]

約数ペア:

[(1, 212901836), (2, 106450918), (4, 53225459), (7, 30414548), (14, 15207274), (28, 7603637), (137, 1554028), (274, 777014), (548, 388507), (959, 222004), (1918, 111002), (3836, 55501)]