221870085

素因数分解:

$3^1\times 5^1\times {\mathrm{229}}^1\times {\mathrm{64591}}^1$

素因数の和:64828

約数の個数: 16

約数和(自身を含む): 356547840

約数和(自身を除く): 134677755

約数列:

[1, 3, 5, 15, 229, 687, 1145, 3435, 64591, 193773, 322955, 968865, 14791339, 44374017, 73956695, 221870085]

約数ペア:

[(1, 221870085), (3, 73956695), (5, 44374017), (15, 14791339), (229, 968865), (687, 322955), (1145, 193773), (3435, 64591)]