28905228

素因数分解:

$2^2\times 3^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{839}}^1$

素因数の和:892

約数の個数: 96

約数和(自身を含む): 84672000

約数和(自身を除く): 55766772

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 27, 29, 33, 36, 44, 54, 58, 66, 87, 99, 108, 116, 132, 174, 198, 261, 297, 319, 348, 396, 522, 594, 638, 783, 839, 957, 1044, 1188, 1276, 1566, 1678, 1914, 2517, 2871, 3132, 3356, 3828, 5034, 5742, 7551, 8613, 9229, 10068, 11484, 15102, 17226, 18458, 22653, 24331, 27687, 30204, 34452, 36916, 45306, 48662, 55374, 72993, 83061, 90612, 97324, 110748, 145986, 166122, 218979, 249183, 267641, 291972, 332244, 437958, 498366, 535282, 656937, 802923, 875916, 996732, 1070564, 1313874, 1605846, 2408769, 2627748, 3211692, 4817538, 7226307, 9635076, 14452614, 28905228]

約数ペア:

[(1, 28905228), (2, 14452614), (3, 9635076), (4, 7226307), (6, 4817538), (9, 3211692), (11, 2627748), (12, 2408769), (18, 1605846), (22, 1313874), (27, 1070564), (29, 996732), (33, 875916), (36, 802923), (44, 656937), (54, 535282), (58, 498366), (66, 437958), (87, 332244), (99, 291972), (108, 267641), (116, 249183), (132, 218979), (174, 166122), (198, 145986), (261, 110748), (297, 97324), (319, 90612), (348, 83061), (396, 72993), (522, 55374), (594, 48662), (638, 45306), (783, 36916), (839, 34452), (957, 30204), (1044, 27687), (1188, 24331), (1276, 22653), (1566, 18458), (1678, 17226), (1914, 15102), (2517, 11484), (2871, 10068), (3132, 9229), (3356, 8613), (3828, 7551), (5034, 5742)]