81576354

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{397}}^1\times {\mathrm{1489}}^1$

素因数の和:1914

約数の個数: 32

約数和(自身を含む): 170789760

約数和(自身を除く): 89213406

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 397, 794, 1191, 1489, 2382, 2978, 4467, 8934, 9131, 18262, 27393, 34247, 54786, 68494, 102741, 205482, 591133, 1182266, 1773399, 3546798, 13596059, 27192118, 40788177, 81576354]

約数ペア:

[(1, 81576354), (2, 40788177), (3, 27192118), (6, 13596059), (23, 3546798), (46, 1773399), (69, 1182266), (138, 591133), (397, 205482), (794, 102741), (1191, 68494), (1489, 54786), (2382, 34247), (2978, 27393), (4467, 18262), (8934, 9131)]