54205917

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{239}}^1$

素因数の和:457

約数の個数: 32

約数和(自身を含む): 80179200

約数和(自身を除く): 25973283

約数列:

[1, 3, 19, 23, 57, 69, 173, 239, 437, 519, 717, 1311, 3287, 3979, 4541, 5497, 9861, 11937, 13623, 16491, 41347, 75601, 104443, 124041, 226803, 313329, 785593, 950981, 2356779, 2852943, 18068639, 54205917]

約数ペア:

[(1, 54205917), (3, 18068639), (19, 2852943), (23, 2356779), (57, 950981), (69, 785593), (173, 313329), (239, 226803), (437, 124041), (519, 104443), (717, 75601), (1311, 41347), (3287, 16491), (3979, 13623), (4541, 11937), (5497, 9861)]