221373921

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{38453}}^1$

素因数の和:38576

約数の個数: 16

約数和(自身を含む): 313784640

約数和(自身を除く): 92410719

約数列:

[1, 3, 19, 57, 101, 303, 1919, 5757, 38453, 115359, 730607, 2191821, 3883753, 11651259, 73791307, 221373921]

約数ペア:

[(1, 221373921), (3, 73791307), (19, 11651259), (57, 3883753), (101, 2191821), (303, 730607), (1919, 115359), (5757, 38453)]