81466398

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{383}}^1$

素因数の和:511

約数の個数: 80

約数和(自身を含む): 199051776

約数和(自身を除く): 117585378

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 81, 101, 117, 162, 202, 234, 303, 351, 383, 606, 702, 766, 909, 1053, 1149, 1313, 1818, 2106, 2298, 2626, 2727, 3447, 3939, 4979, 5454, 6894, 7878, 8181, 9958, 10341, 11817, 14937, 16362, 20682, 23634, 29874, 31023, 35451, 38683, 44811, 62046, 70902, 77366, 89622, 106353, 116049, 134433, 212706, 232098, 268866, 348147, 403299, 502879, 696294, 806598, 1005758, 1044441, 1508637, 2088882, 3017274, 3133323, 4525911, 6266646, 9051822, 13577733, 27155466, 40733199, 81466398]

約数ペア:

[(1, 81466398), (2, 40733199), (3, 27155466), (6, 13577733), (9, 9051822), (13, 6266646), (18, 4525911), (26, 3133323), (27, 3017274), (39, 2088882), (54, 1508637), (78, 1044441), (81, 1005758), (101, 806598), (117, 696294), (162, 502879), (202, 403299), (234, 348147), (303, 268866), (351, 232098), (383, 212706), (606, 134433), (702, 116049), (766, 106353), (909, 89622), (1053, 77366), (1149, 70902), (1313, 62046), (1818, 44811), (2106, 38683), (2298, 35451), (2626, 31023), (2727, 29874), (3447, 23634), (3939, 20682), (4979, 16362), (5454, 14937), (6894, 11817), (7878, 10341), (8181, 9958)]