81809904

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{154943}}^1$

素因数の和:154965

約数の個数: 40

約数和(自身を含む): 230556672

約数和(自身を除く): 148746768

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 66, 88, 132, 176, 264, 528, 154943, 309886, 464829, 619772, 929658, 1239544, 1704373, 1859316, 2479088, 3408746, 3718632, 5113119, 6817492, 7437264, 10226238, 13634984, 20452476, 27269968, 40904952, 81809904]

約数ペア:

[(1, 81809904), (2, 40904952), (3, 27269968), (4, 20452476), (6, 13634984), (8, 10226238), (11, 7437264), (12, 6817492), (16, 5113119), (22, 3718632), (24, 3408746), (33, 2479088), (44, 1859316), (48, 1704373), (66, 1239544), (88, 929658), (132, 619772), (176, 464829), (264, 309886), (528, 154943)]