56217147

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{59}}^1\times {\mathrm{157}}^1$

素因数の和:260

約数の個数: 48

約数和(自身を含む): 93131520

約数和(自身を除く): 36914373

約数列:

[1, 3, 7, 17, 21, 51, 59, 119, 157, 177, 289, 357, 413, 471, 867, 1003, 1099, 1239, 2023, 2669, 3009, 3297, 6069, 7021, 8007, 9263, 17051, 18683, 21063, 27789, 45373, 51153, 56049, 64841, 119357, 136119, 157471, 194523, 317611, 358071, 472413, 952833, 1102297, 2677007, 3306891, 8031021, 18739049, 56217147]

約数ペア:

[(1, 56217147), (3, 18739049), (7, 8031021), (17, 3306891), (21, 2677007), (51, 1102297), (59, 952833), (119, 472413), (157, 358071), (177, 317611), (289, 194523), (357, 157471), (413, 136119), (471, 119357), (867, 64841), (1003, 56049), (1099, 51153), (1239, 45373), (2023, 27789), (2669, 21063), (3009, 18683), (3297, 17051), (6069, 9263), (7021, 8007)]