287789216

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1031}}^1$

素因数の和:1126

約数の個数: 96

約数和(自身を含む): 677206656

約数和(自身を除く): 389417440

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 44, 52, 61, 88, 104, 122, 143, 176, 208, 244, 286, 352, 416, 488, 572, 671, 793, 976, 1031, 1144, 1342, 1586, 1952, 2062, 2288, 2684, 3172, 4124, 4576, 5368, 6344, 8248, 8723, 10736, 11341, 12688, 13403, 16496, 17446, 21472, 22682, 25376, 26806, 32992, 34892, 45364, 53612, 62891, 69784, 90728, 107224, 125782, 139568, 147433, 181456, 214448, 251564, 279136, 294866, 362912, 428896, 503128, 589732, 691801, 817583, 1006256, 1179464, 1383602, 1635166, 2012512, 2358928, 2767204, 3270332, 4717856, 5534408, 6540664, 8993413, 11068816, 13081328, 17986826, 22137632, 26162656, 35973652, 71947304, 143894608, 287789216]

約数ペア:

[(1, 287789216), (2, 143894608), (4, 71947304), (8, 35973652), (11, 26162656), (13, 22137632), (16, 17986826), (22, 13081328), (26, 11068816), (32, 8993413), (44, 6540664), (52, 5534408), (61, 4717856), (88, 3270332), (104, 2767204), (122, 2358928), (143, 2012512), (176, 1635166), (208, 1383602), (244, 1179464), (286, 1006256), (352, 817583), (416, 691801), (488, 589732), (572, 503128), (671, 428896), (793, 362912), (976, 294866), (1031, 279136), (1144, 251564), (1342, 214448), (1586, 181456), (1952, 147433), (2062, 139568), (2288, 125782), (2684, 107224), (3172, 90728), (4124, 69784), (4576, 62891), (5368, 53612), (6344, 45364), (8248, 34892), (8723, 32992), (10736, 26806), (11341, 25376), (12688, 22682), (13403, 21472), (16496, 17446)]