27420705

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2467}}^1$

素因数の和:2510

約数の個数: 48

約数和(自身を含む): 53901120

約数和(自身を除く): 26480415

約数列:

[1, 3, 5, 9, 13, 15, 19, 39, 45, 57, 65, 95, 117, 171, 195, 247, 285, 585, 741, 855, 1235, 2223, 2467, 3705, 7401, 11115, 12335, 22203, 32071, 37005, 46873, 96213, 111015, 140619, 160355, 234365, 288639, 421857, 481065, 609349, 703095, 1443195, 1828047, 2109285, 3046745, 5484141, 9140235, 27420705]

約数ペア:

[(1, 27420705), (3, 9140235), (5, 5484141), (9, 3046745), (13, 2109285), (15, 1828047), (19, 1443195), (39, 703095), (45, 609349), (57, 481065), (65, 421857), (95, 288639), (117, 234365), (171, 160355), (195, 140619), (247, 111015), (285, 96213), (585, 46873), (741, 37005), (855, 32071), (1235, 22203), (2223, 12335), (2467, 11115), (3705, 7401)]