161806185

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{1951}}^1$

素因数の和:2078

約数の個数: 48

約数和(自身を含む): 298421760

約数和(自身を除く): 136615575

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 97, 171, 285, 291, 485, 855, 873, 1455, 1843, 1951, 4365, 5529, 5853, 9215, 9755, 16587, 17559, 27645, 29265, 37069, 82935, 87795, 111207, 185345, 189247, 333621, 556035, 567741, 946235, 1668105, 1703223, 2838705, 3595693, 8516115, 10787079, 17978465, 32361237, 53935395, 161806185]

約数ペア:

[(1, 161806185), (3, 53935395), (5, 32361237), (9, 17978465), (15, 10787079), (19, 8516115), (45, 3595693), (57, 2838705), (95, 1703223), (97, 1668105), (171, 946235), (285, 567741), (291, 556035), (485, 333621), (855, 189247), (873, 185345), (1455, 111207), (1843, 87795), (1951, 82935), (4365, 37069), (5529, 29265), (5853, 27645), (9215, 17559), (9755, 16587)]