199989448

素因数分解:

$2^3\times {\mathrm{79}}^1\times {\mathrm{316439}}^1$

素因数の和:316524

約数の個数: 16

約数和(自身を含む): 379728000

約数和(自身を除く): 179738552

約数列:

[1, 2, 4, 8, 79, 158, 316, 632, 316439, 632878, 1265756, 2531512, 24998681, 49997362, 99994724, 199989448]

約数ペア:

[(1, 199989448), (2, 99994724), (4, 49997362), (8, 24998681), (79, 2531512), (158, 1265756), (316, 632878), (632, 316439)]