2747997

素因数分解:

$3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{823}}^1$

素因数の和:889

約数の個数: 24

約数和(自身を含む): 4627584

約数和(自身を除く): 1879587

約数列:

[1, 3, 7, 9, 21, 53, 63, 159, 371, 477, 823, 1113, 2469, 3339, 5761, 7407, 17283, 43619, 51849, 130857, 305333, 392571, 915999, 2747997]

約数ペア:

[(1, 2747997), (3, 915999), (7, 392571), (9, 305333), (21, 130857), (53, 51849), (63, 43619), (159, 17283), (371, 7407), (477, 5761), (823, 3339), (1113, 2469)]