281970729

素因数分解:

$3^2\times {\mathrm{149}}^1\times {\mathrm{283}}^1\times {\mathrm{743}}^1$

素因数の和:1181

約数の個数: 24

約数和(自身を含む): 412027200

約数和(自身を除く): 130056471

約数列:

[1, 3, 9, 149, 283, 447, 743, 849, 1341, 2229, 2547, 6687, 42167, 110707, 126501, 210269, 332121, 379503, 630807, 996363, 1892421, 31330081, 93990243, 281970729]

約数ペア:

[(1, 281970729), (3, 93990243), (9, 31330081), (149, 1892421), (283, 996363), (447, 630807), (743, 379503), (849, 332121), (1341, 210269), (2229, 126501), (2547, 110707), (6687, 42167)]