128921965

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{52301}}^1$

素因数の和:52352

約数の個数: 16

約数和(自身を含む): 169458480

約数和(自身を除く): 40536515

約数列:

[1, 5, 17, 29, 85, 145, 493, 2465, 52301, 261505, 889117, 1516729, 4445585, 7583645, 25784393, 128921965]

約数ペア:

[(1, 128921965), (5, 25784393), (17, 7583645), (29, 4445585), (85, 1516729), (145, 889117), (493, 261505), (2465, 52301)]