221289883

素因数分解:

${\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{149}}^1\times {\mathrm{251}}^1$

素因数の和:558

約数の個数: 16

約数和(自身を含む): 229672800

約数和(自身を除く): 8382917

約数列:

[1, 61, 97, 149, 251, 5917, 9089, 14453, 15311, 24347, 37399, 881633, 1485167, 2281339, 3627703, 221289883]

約数ペア:

[(1, 221289883), (61, 3627703), (97, 2281339), (149, 1485167), (251, 881633), (5917, 37399), (9089, 24347), (14453, 15311)]