220176681

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{503}}^1\times {\mathrm{2753}}^1$

素因数の和:3312

約数の個数: 16

約数和(自身を含む): 299811456

約数和(自身を除く): 79634775

約数列:

[1, 3, 53, 159, 503, 1509, 2753, 8259, 26659, 79977, 145909, 437727, 1384759, 4154277, 73392227, 220176681]

約数ペア:

[(1, 220176681), (3, 73392227), (53, 4154277), (159, 1384759), (503, 437727), (1509, 145909), (2753, 79977), (8259, 26659)]