156209105

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{39397}}^1$

素因数の和:39476

約数の個数: 16

約数和(自身を含む): 205184784

約数和(自身を除く): 48975679

約数列:

[1, 5, 13, 61, 65, 305, 793, 3965, 39397, 196985, 512161, 2403217, 2560805, 12016085, 31241821, 156209105]

約数ペア:

[(1, 156209105), (5, 31241821), (13, 12016085), (61, 2560805), (65, 2403217), (305, 512161), (793, 196985), (3965, 39397)]