688049248959

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{21432553}}^1$

素因数の和:21432632

約数の個数: 32

約数和(自身を含む): 1080200721600

約数和(自身を除く): 392151472641

約数列:

[1, 3, 9, 27, 29, 41, 87, 123, 261, 369, 783, 1107, 1189, 3567, 10701, 32103, 21432553, 64297659, 192892977, 578678931, 621544037, 878734673, 1864632111, 2636204019, 5593896333, 7908612057, 16781688999, 23725836171, 25483305517, 76449916551, 229349749653, 688049248959]

約数ペア:

[(1, 688049248959), (3, 229349749653), (9, 76449916551), (27, 25483305517), (29, 23725836171), (41, 16781688999), (87, 7908612057), (123, 5593896333), (261, 2636204019), (369, 1864632111), (783, 878734673), (1107, 621544037), (1189, 578678931), (3567, 192892977), (10701, 64297659), (32103, 21432553)]