199291270

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{326707}}^1$

素因数の和:326775

約数の個数: 16

約数和(自身を含む): 364606128

約数和(自身を除く): 165314858

約数列:

[1, 2, 5, 10, 61, 122, 305, 610, 326707, 653414, 1633535, 3267070, 19929127, 39858254, 99645635, 199291270]

約数ペア:

[(1, 199291270), (2, 99645635), (5, 39858254), (10, 19929127), (61, 3267070), (122, 1633535), (305, 653414), (610, 326707)]