78981813

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{3167}}^1$

素因数の和:3353

約数の個数: 24

約数和(自身を含む): 121575168

約数和(自身を除く): 42593355

約数列:

[1, 3, 9, 17, 51, 153, 163, 489, 1467, 2771, 3167, 8313, 9501, 24939, 28503, 53839, 161517, 484551, 516221, 1548663, 4645989, 8775757, 26327271, 78981813]

約数ペア:

[(1, 78981813), (3, 26327271), (9, 8775757), (17, 4645989), (51, 1548663), (153, 516221), (163, 484551), (489, 161517), (1467, 53839), (2771, 28503), (3167, 24939), (8313, 9501)]