71155965

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{263}}^1\times {\mathrm{1061}}^1$

素因数の和:1349

約数の個数: 32

約数和(自身を含む): 121118976

約数和(自身を除く): 49963011

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 263, 789, 1061, 1315, 3183, 3945, 4471, 5305, 13413, 15915, 18037, 22355, 54111, 67065, 90185, 270555, 279043, 837129, 1395215, 4185645, 4743731, 14231193, 23718655, 71155965]

約数ペア:

[(1, 71155965), (3, 23718655), (5, 14231193), (15, 4743731), (17, 4185645), (51, 1395215), (85, 837129), (255, 279043), (263, 270555), (789, 90185), (1061, 67065), (1315, 54111), (3183, 22355), (3945, 18037), (4471, 15915), (5305, 13413)]