1693215

素因数分解:

$3^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{197}}^1$

素因数の和:399

約数の個数: 24

約数和(自身を含む): 2965248

約数和(自身を除く): 1272033

約数列:

[1, 3, 5, 9, 15, 45, 191, 197, 573, 591, 955, 985, 1719, 1773, 2865, 2955, 8595, 8865, 37627, 112881, 188135, 338643, 564405, 1693215]

約数ペア:

[(1, 1693215), (3, 564405), (5, 338643), (9, 188135), (15, 112881), (45, 37627), (191, 8865), (197, 8595), (573, 2955), (591, 2865), (955, 1773), (985, 1719)]