201912669

素因数分解:

$3^4\times 7^1\times {\mathrm{53}}^1\times {\mathrm{6719}}^1$

素因数の和:6791

約数の個数: 40

約数和(自身を含む): 351267840

約数和(自身を除く): 149355171

約数列:

[1, 3, 7, 9, 21, 27, 53, 63, 81, 159, 189, 371, 477, 567, 1113, 1431, 3339, 4293, 6719, 10017, 20157, 30051, 47033, 60471, 141099, 181413, 356107, 423297, 544239, 1068321, 1269891, 2492749, 3204963, 3809673, 7478247, 9614889, 22434741, 28844667, 67304223, 201912669]

約数ペア:

[(1, 201912669), (3, 67304223), (7, 28844667), (9, 22434741), (21, 9614889), (27, 7478247), (53, 3809673), (63, 3204963), (81, 2492749), (159, 1269891), (189, 1068321), (371, 544239), (477, 423297), (567, 356107), (1113, 181413), (1431, 141099), (3339, 60471), (4293, 47033), (6719, 30051), (10017, 20157)]