16582905

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{409}}^1$

素因数の和:490

約数の個数: 48

約数和(自身を含む): 31084560

約数和(自身を除く): 14501655

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 53, 85, 153, 159, 255, 265, 409, 477, 765, 795, 901, 1227, 2045, 2385, 2703, 3681, 4505, 6135, 6953, 8109, 13515, 18405, 20859, 21677, 34765, 40545, 62577, 65031, 104295, 108385, 195093, 312885, 325155, 368509, 975465, 1105527, 1842545, 3316581, 5527635, 16582905]

約数ペア:

[(1, 16582905), (3, 5527635), (5, 3316581), (9, 1842545), (15, 1105527), (17, 975465), (45, 368509), (51, 325155), (53, 312885), (85, 195093), (153, 108385), (159, 104295), (255, 65031), (265, 62577), (409, 40545), (477, 34765), (765, 21677), (795, 20859), (901, 18405), (1227, 13515), (2045, 8109), (2385, 6953), (2703, 6135), (3681, 4505)]