1929025

素因数分解:

$5^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{151}}^1$

素因数の和:241

約数の個数: 24

約数和(自身を含む): 2789504

約数和(自身を除く): 860479

約数列:

[1, 5, 7, 25, 35, 73, 151, 175, 365, 511, 755, 1057, 1825, 2555, 3775, 5285, 11023, 12775, 26425, 55115, 77161, 275575, 385805, 1929025]

約数ペア:

[(1, 1929025), (5, 385805), (7, 275575), (25, 77161), (35, 55115), (73, 26425), (151, 12775), (175, 11023), (365, 5285), (511, 3775), (755, 2555), (1057, 1825)]