61749779

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{181}}^1$

素因数の和:387

約数の個数: 32

約数和(自身を含む): 80231424

約数和(自身を除く): 18481645

約数列:

[1, 7, 13, 23, 91, 161, 163, 181, 299, 1141, 1267, 2093, 2119, 2353, 3749, 4163, 14833, 16471, 26243, 29141, 29503, 48737, 54119, 206521, 341159, 378833, 383539, 678569, 2684773, 4749983, 8821397, 61749779]

約数ペア:

[(1, 61749779), (7, 8821397), (13, 4749983), (23, 2684773), (91, 678569), (161, 383539), (163, 378833), (181, 341159), (299, 206521), (1141, 54119), (1267, 48737), (2093, 29503), (2119, 29141), (2353, 26243), (3749, 16471), (4163, 14833)]