201545751

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{163}}^1\times {\mathrm{421}}^1$

素因数の和:687

約数の個数: 32

約数和(自身を含む): 298978560

約数和(自身を除く): 97432809

約数列:

[1, 3, 11, 33, 89, 163, 267, 421, 489, 979, 1263, 1793, 2937, 4631, 5379, 13893, 14507, 37469, 43521, 68623, 112407, 159577, 205869, 412159, 478731, 754853, 1236477, 2264559, 6107447, 18322341, 67181917, 201545751]

約数ペア:

[(1, 201545751), (3, 67181917), (11, 18322341), (33, 6107447), (89, 2264559), (163, 1236477), (267, 754853), (421, 478731), (489, 412159), (979, 205869), (1263, 159577), (1793, 112407), (2937, 68623), (4631, 43521), (5379, 37469), (13893, 14507)]