25977887

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:179

約数の個数: 32

約数和(自身を含む): 31497984

約数和(自身を除く): 5520097

約数列:

[1, 13, 17, 41, 47, 61, 221, 533, 611, 697, 793, 799, 1037, 1927, 2501, 2867, 9061, 10387, 13481, 25051, 32513, 32759, 37271, 42517, 48739, 117547, 425867, 552721, 633607, 1528111, 1998299, 25977887]

約数ペア:

[(1, 25977887), (13, 1998299), (17, 1528111), (41, 633607), (47, 552721), (61, 425867), (221, 117547), (533, 48739), (611, 42517), (697, 37271), (793, 32759), (799, 32513), (1037, 25051), (1927, 13481), (2501, 10387), (2867, 9061)]