7938405

素因数分解:

$3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1153}}^1$

素因数の和:1187

約数の個数: 40

約数和(自身を含む): 15080472

約数和(自身を除く): 7142067

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 81, 85, 135, 153, 255, 405, 459, 765, 1153, 1377, 2295, 3459, 5765, 6885, 10377, 17295, 19601, 31131, 51885, 58803, 93393, 98005, 155655, 176409, 294015, 466965, 529227, 882045, 1587681, 2646135, 7938405]

約数ペア:

[(1, 7938405), (3, 2646135), (5, 1587681), (9, 882045), (15, 529227), (17, 466965), (27, 294015), (45, 176409), (51, 155655), (81, 98005), (85, 93393), (135, 58803), (153, 51885), (255, 31131), (405, 19601), (459, 17295), (765, 10377), (1153, 6885), (1377, 5765), (2295, 3459)]