2666196

素因数分解:

$2^2\times 3^5\times {\mathrm{13}}^1\times {\mathrm{211}}^1$

素因数の和:243

約数の個数: 72

約数和(自身を含む): 7562464

約数和(自身を除く): 4896268

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 81, 108, 117, 156, 162, 211, 234, 243, 324, 351, 422, 468, 486, 633, 702, 844, 972, 1053, 1266, 1404, 1899, 2106, 2532, 2743, 3159, 3798, 4212, 5486, 5697, 6318, 7596, 8229, 10972, 11394, 12636, 16458, 17091, 22788, 24687, 32916, 34182, 49374, 51273, 68364, 74061, 98748, 102546, 148122, 205092, 222183, 296244, 444366, 666549, 888732, 1333098, 2666196]

約数ペア:

[(1, 2666196), (2, 1333098), (3, 888732), (4, 666549), (6, 444366), (9, 296244), (12, 222183), (13, 205092), (18, 148122), (26, 102546), (27, 98748), (36, 74061), (39, 68364), (52, 51273), (54, 49374), (78, 34182), (81, 32916), (108, 24687), (117, 22788), (156, 17091), (162, 16458), (211, 12636), (234, 11394), (243, 10972), (324, 8229), (351, 7596), (422, 6318), (468, 5697), (486, 5486), (633, 4212), (702, 3798), (844, 3159), (972, 2743), (1053, 2532), (1266, 2106), (1404, 1899)]