28855116

素因数分解:

$2^2\times 3^4\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1$

素因数の和:165

約数の個数: 120

約数和(自身を含む): 81108720

約数和(自身を除く): 52253604

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 29, 36, 37, 54, 58, 74, 81, 83, 87, 108, 111, 116, 148, 162, 166, 174, 222, 249, 261, 324, 332, 333, 348, 444, 498, 522, 666, 747, 783, 996, 999, 1044, 1073, 1332, 1494, 1566, 1998, 2146, 2241, 2349, 2407, 2988, 2997, 3071, 3132, 3219, 3996, 4292, 4482, 4698, 4814, 5994, 6142, 6438, 6723, 7221, 8964, 9213, 9396, 9628, 9657, 11988, 12284, 12876, 13446, 14442, 18426, 19314, 21663, 26892, 27639, 28884, 28971, 36852, 38628, 43326, 55278, 57942, 64989, 82917, 86652, 86913, 89059, 110556, 115884, 129978, 165834, 173826, 178118, 194967, 248751, 259956, 267177, 331668, 347652, 356236, 389934, 497502, 534354, 779868, 801531, 995004, 1068708, 1603062, 2404593, 3206124, 4809186, 7213779, 9618372, 14427558, 28855116]

約数ペア:

[(1, 28855116), (2, 14427558), (3, 9618372), (4, 7213779), (6, 4809186), (9, 3206124), (12, 2404593), (18, 1603062), (27, 1068708), (29, 995004), (36, 801531), (37, 779868), (54, 534354), (58, 497502), (74, 389934), (81, 356236), (83, 347652), (87, 331668), (108, 267177), (111, 259956), (116, 248751), (148, 194967), (162, 178118), (166, 173826), (174, 165834), (222, 129978), (249, 115884), (261, 110556), (324, 89059), (332, 86913), (333, 86652), (348, 82917), (444, 64989), (498, 57942), (522, 55278), (666, 43326), (747, 38628), (783, 36852), (996, 28971), (999, 28884), (1044, 27639), (1073, 26892), (1332, 21663), (1494, 19314), (1566, 18426), (1998, 14442), (2146, 13446), (2241, 12876), (2349, 12284), (2407, 11988), (2988, 9657), (2997, 9628), (3071, 9396), (3132, 9213), (3219, 8964), (3996, 7221), (4292, 6723), (4482, 6438), (4698, 6142), (4814, 5994)]