128380136

素因数分解:

$2^3\times {\mathrm{73}}^1\times {\mathrm{219829}}^1$

素因数の和:219908

約数の個数: 16

約数和(自身を含む): 244011300

約数和(自身を除く): 115631164

約数列:

[1, 2, 4, 8, 73, 146, 292, 584, 219829, 439658, 879316, 1758632, 16047517, 32095034, 64190068, 128380136]

約数ペア:

[(1, 128380136), (2, 64190068), (4, 32095034), (8, 16047517), (73, 1758632), (146, 879316), (292, 439658), (584, 219829)]