71742915

素因数分解:

$3^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{3769}}^1$

素因数の和:3833

約数の個数: 40

約数和(自身を含む): 131376960

約数和(自身を除く): 59634045

約数列:

[1, 3, 5, 9, 15, 27, 45, 47, 81, 135, 141, 235, 405, 423, 705, 1269, 2115, 3769, 3807, 6345, 11307, 18845, 19035, 33921, 56535, 101763, 169605, 177143, 305289, 508815, 531429, 885715, 1526445, 1594287, 2657145, 4782861, 7971435, 14348583, 23914305, 71742915]

約数ペア:

[(1, 71742915), (3, 23914305), (5, 14348583), (9, 7971435), (15, 4782861), (27, 2657145), (45, 1594287), (47, 1526445), (81, 885715), (135, 531429), (141, 508815), (235, 305289), (405, 177143), (423, 169605), (705, 101763), (1269, 56535), (2115, 33921), (3769, 19035), (3807, 18845), (6345, 11307)]