64974921

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{12541}}^1$

素因数の和:12712

約数の個数: 16

約数和(自身を含む): 95118528

約数和(自身を除く): 30143607

約数列:

[1, 3, 11, 33, 157, 471, 1727, 5181, 12541, 37623, 137951, 413853, 1968937, 5906811, 21658307, 64974921]

約数ペア:

[(1, 64974921), (3, 21658307), (11, 5906811), (33, 1968937), (157, 413853), (471, 137951), (1727, 37623), (5181, 12541)]