81187656

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{307529}}^1$

素因数の和:307549

約数の個数: 32

約数和(自身を含む): 221421600

約数和(自身を除く): 140233944

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 264, 307529, 615058, 922587, 1230116, 1845174, 2460232, 3382819, 3690348, 6765638, 7380696, 10148457, 13531276, 20296914, 27062552, 40593828, 81187656]

約数ペア:

[(1, 81187656), (2, 40593828), (3, 27062552), (4, 20296914), (6, 13531276), (8, 10148457), (11, 7380696), (12, 6765638), (22, 3690348), (24, 3382819), (33, 2460232), (44, 1845174), (66, 1230116), (88, 922587), (132, 615058), (264, 307529)]