1378195

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{233}}^1$

素因数の和:271

約数の個数: 24

約数和(自身を含む): 2055456

約数和(自身を除く): 677261

約数列:

[1, 5, 7, 13, 35, 65, 91, 169, 233, 455, 845, 1165, 1183, 1631, 3029, 5915, 8155, 15145, 21203, 39377, 106015, 196885, 275639, 1378195]

約数ペア:

[(1, 1378195), (5, 275639), (7, 196885), (13, 106015), (35, 39377), (65, 21203), (91, 15145), (169, 8155), (233, 5915), (455, 3029), (845, 1631), (1165, 1183)]