71455725

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{28871}}^1$

素因数の和:28898

約数の個数: 36

約数和(自身を含む): 139624992

約数和(自身を除く): 68169267

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 55, 75, 99, 165, 225, 275, 495, 825, 2475, 28871, 86613, 144355, 259839, 317581, 433065, 721775, 952743, 1299195, 1587905, 2165325, 2858229, 4763715, 6495975, 7939525, 14291145, 23818575, 71455725]

約数ペア:

[(1, 71455725), (3, 23818575), (5, 14291145), (9, 7939525), (11, 6495975), (15, 4763715), (25, 2858229), (33, 2165325), (45, 1587905), (55, 1299195), (75, 952743), (99, 721775), (165, 433065), (225, 317581), (275, 259839), (495, 144355), (825, 86613), (2475, 28871)]