2195515

素因数分解:

$5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{421}}^1$

素因数の和:582

約数の個数: 16

約数和(自身を含む): 3038400

約数和(自身を除く): 842885

約数列:

[1, 5, 7, 35, 149, 421, 745, 1043, 2105, 2947, 5215, 14735, 62729, 313645, 439103, 2195515]

約数ペア:

[(1, 2195515), (5, 439103), (7, 313645), (35, 62729), (149, 14735), (421, 5215), (745, 2947), (1043, 2105)]