40987935

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{409}}^1$

素因数の和:568

約数の個数: 48

約数和(自身を含む): 75984480

約数和(自身を除く): 34996545

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 131, 153, 255, 393, 409, 655, 765, 1179, 1227, 1965, 2045, 2227, 3681, 5895, 6135, 6681, 6953, 11135, 18405, 20043, 20859, 33405, 34765, 53579, 62577, 100215, 104295, 160737, 267895, 312885, 482211, 803685, 910843, 2411055, 2732529, 4554215, 8197587, 13662645, 40987935]

約数ペア:

[(1, 40987935), (3, 13662645), (5, 8197587), (9, 4554215), (15, 2732529), (17, 2411055), (45, 910843), (51, 803685), (85, 482211), (131, 312885), (153, 267895), (255, 160737), (393, 104295), (409, 100215), (655, 62577), (765, 53579), (1179, 34765), (1227, 33405), (1965, 20859), (2045, 20043), (2227, 18405), (3681, 11135), (5895, 6953), (6135, 6681)]