17571811221

素因数分解:

$3^4\times {\mathrm{97}}^1\times {\mathrm{1321}}^1\times {\mathrm{1693}}^1$

素因数の和:3123

約数の個数: 40

約数和(自身を含む): 26555611544

約数和(自身を除く): 8983800323

約数列:

[1, 3, 9, 27, 81, 97, 291, 873, 1321, 1693, 2619, 3963, 5079, 7857, 11889, 15237, 35667, 45711, 107001, 128137, 137133, 164221, 384411, 492663, 1153233, 1477989, 2236453, 3459699, 4433967, 6709359, 10379097, 13301901, 20128077, 60384231, 181152693, 216935941, 650807823, 1952423469, 5857270407, 17571811221]

約数ペア:

[(1, 17571811221), (3, 5857270407), (9, 1952423469), (27, 650807823), (81, 216935941), (97, 181152693), (291, 60384231), (873, 20128077), (1321, 13301901), (1693, 10379097), (2619, 6709359), (3963, 4433967), (5079, 3459699), (7857, 2236453), (11889, 1477989), (15237, 1153233), (35667, 492663), (45711, 384411), (107001, 164221), (128137, 137133)]