220178883

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{331}}^1\times {\mathrm{13043}}^1$

素因数の和:13394

約数の個数: 16

約数和(自身を含む): 311803776

約数和(自身を除く): 91624893

約数列:

[1, 3, 17, 51, 331, 993, 5627, 13043, 16881, 39129, 221731, 665193, 4317233, 12951699, 73392961, 220178883]

約数ペア:

[(1, 220178883), (3, 73392961), (17, 12951699), (51, 4317233), (331, 665193), (993, 221731), (5627, 39129), (13043, 16881)]