490763994

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{220469}}^1$

素因数の和:220534

約数の個数: 32

約数和(自身を含む): 1142916480

約数和(自身を除く): 652152486

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 53, 106, 159, 318, 371, 742, 1113, 2226, 220469, 440938, 661407, 1322814, 1543283, 3086566, 4629849, 9259698, 11684857, 23369714, 35054571, 70109142, 81793999, 163587998, 245381997, 490763994]

約数ペア:

[(1, 490763994), (2, 245381997), (3, 163587998), (6, 81793999), (7, 70109142), (14, 35054571), (21, 23369714), (42, 11684857), (53, 9259698), (106, 4629849), (159, 3086566), (318, 1543283), (371, 1322814), (742, 661407), (1113, 440938), (2226, 220469)]