221938653

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{54277}}^1$

素因数の和:54356

約数の個数: 16

約数和(自身を含む): 312641280

約数和(自身を除く): 90702627

約数列:

[1, 3, 29, 47, 87, 141, 1363, 4089, 54277, 162831, 1574033, 2551019, 4722099, 7653057, 73979551, 221938653]

約数ペア:

[(1, 221938653), (3, 73979551), (29, 7653057), (47, 4722099), (87, 2551019), (141, 1574033), (1363, 162831), (4089, 54277)]