28378539

素因数分解:

$3^3\times 7^1\times {\mathrm{150151}}^1$

素因数の和:150167

約数の個数: 16

約数和(自身を含む): 48048640

約数和(自身を除く): 19670101

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 150151, 450453, 1051057, 1351359, 3153171, 4054077, 9459513, 28378539]

約数ペア:

[(1, 28378539), (3, 9459513), (7, 4054077), (9, 3153171), (21, 1351359), (27, 1051057), (63, 450453), (189, 150151)]