2678715

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{241}}^1$

素因数の和:284

約数の個数: 48

約数和(自身を含む): 5285280

約数和(自身を除く): 2606565

約数列:

[1, 3, 5, 9, 13, 15, 19, 39, 45, 57, 65, 95, 117, 171, 195, 241, 247, 285, 585, 723, 741, 855, 1205, 1235, 2169, 2223, 3133, 3615, 3705, 4579, 9399, 10845, 11115, 13737, 15665, 22895, 28197, 41211, 46995, 59527, 68685, 140985, 178581, 206055, 297635, 535743, 892905, 2678715]

約数ペア:

[(1, 2678715), (3, 892905), (5, 535743), (9, 297635), (13, 206055), (15, 178581), (19, 140985), (39, 68685), (45, 59527), (57, 46995), (65, 41211), (95, 28197), (117, 22895), (171, 15665), (195, 13737), (241, 11115), (247, 10845), (285, 9399), (585, 4579), (723, 3705), (741, 3615), (855, 3133), (1205, 2223), (1235, 2169)]