15245503

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1$

素因数の和:211

約数の個数: 32

約数和(自身を含む): 19958400

約数和(自身を除く): 4712897

約数列:

[1, 7, 13, 29, 53, 91, 109, 203, 371, 377, 689, 763, 1417, 1537, 2639, 3161, 4823, 5777, 9919, 10759, 19981, 22127, 40439, 41093, 75101, 139867, 167533, 287651, 525707, 1172731, 2177929, 15245503]

約数ペア:

[(1, 15245503), (7, 2177929), (13, 1172731), (29, 525707), (53, 287651), (91, 167533), (109, 139867), (203, 75101), (371, 41093), (377, 40439), (689, 22127), (763, 19981), (1417, 10759), (1537, 9919), (2639, 5777), (3161, 4823)]