397174988

素因数分解:

$2^2\times 7^2\times {\mathrm{673}}^1\times {\mathrm{3011}}^1$

素因数の和:3702

約数の個数: 36

約数和(自身を含む): 810005112

約数和(自身を除く): 412830124

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 673, 1346, 2692, 3011, 4711, 6022, 9422, 12044, 18844, 21077, 32977, 42154, 65954, 84308, 131908, 147539, 295078, 590156, 2026403, 4052806, 8105612, 14184821, 28369642, 56739284, 99293747, 198587494, 397174988]

約数ペア:

[(1, 397174988), (2, 198587494), (4, 99293747), (7, 56739284), (14, 28369642), (28, 14184821), (49, 8105612), (98, 4052806), (196, 2026403), (673, 590156), (1346, 295078), (2692, 147539), (3011, 131908), (4711, 84308), (6022, 65954), (9422, 42154), (12044, 32977), (18844, 21077)]