4187955

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1$

素因数の和:291

約数の個数: 32

約数和(自身を含む): 7142400

約数和(自身を除く): 2954445

約数列:

[1, 3, 5, 15, 23, 61, 69, 115, 183, 199, 305, 345, 597, 915, 995, 1403, 2985, 4209, 4577, 7015, 12139, 13731, 21045, 22885, 36417, 60695, 68655, 182085, 279197, 837591, 1395985, 4187955]

約数ペア:

[(1, 4187955), (3, 1395985), (5, 837591), (15, 279197), (23, 182085), (61, 68655), (69, 60695), (115, 36417), (183, 22885), (199, 21045), (305, 13731), (345, 12139), (597, 7015), (915, 4577), (995, 4209), (1403, 2985)]