28386204

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{991}}^1$

素因数の和:1047

約数の個数: 96

約数和(自身を含む): 85327872

約数和(自身を除く): 56941668

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 31, 33, 42, 44, 62, 66, 77, 84, 93, 124, 132, 154, 186, 217, 231, 308, 341, 372, 434, 462, 651, 682, 868, 924, 991, 1023, 1302, 1364, 1982, 2046, 2387, 2604, 2973, 3964, 4092, 4774, 5946, 6937, 7161, 9548, 10901, 11892, 13874, 14322, 20811, 21802, 27748, 28644, 30721, 32703, 41622, 43604, 61442, 65406, 76307, 83244, 92163, 122884, 130812, 152614, 184326, 215047, 228921, 305228, 337931, 368652, 430094, 457842, 645141, 675862, 860188, 915684, 1013793, 1290282, 1351724, 2027586, 2365517, 2580564, 4055172, 4731034, 7096551, 9462068, 14193102, 28386204]

約数ペア:

[(1, 28386204), (2, 14193102), (3, 9462068), (4, 7096551), (6, 4731034), (7, 4055172), (11, 2580564), (12, 2365517), (14, 2027586), (21, 1351724), (22, 1290282), (28, 1013793), (31, 915684), (33, 860188), (42, 675862), (44, 645141), (62, 457842), (66, 430094), (77, 368652), (84, 337931), (93, 305228), (124, 228921), (132, 215047), (154, 184326), (186, 152614), (217, 130812), (231, 122884), (308, 92163), (341, 83244), (372, 76307), (434, 65406), (462, 61442), (651, 43604), (682, 41622), (868, 32703), (924, 30721), (991, 28644), (1023, 27748), (1302, 21802), (1364, 20811), (1982, 14322), (2046, 13874), (2387, 11892), (2604, 10901), (2973, 9548), (3964, 7161), (4092, 6937), (4774, 5946)]