328971244

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{21323}}^1$

素因数の和:21382

約数の個数: 48

約数和(自身を含む): 716486400

約数和(自身を除く): 387515156

約数列:

[1, 2, 4, 7, 14, 19, 28, 29, 38, 58, 76, 116, 133, 203, 266, 406, 532, 551, 812, 1102, 2204, 3857, 7714, 15428, 21323, 42646, 85292, 149261, 298522, 405137, 597044, 618367, 810274, 1236734, 1620548, 2473468, 2835959, 4328569, 5671918, 8657138, 11343836, 11748973, 17314276, 23497946, 46995892, 82242811, 164485622, 328971244]

約数ペア:

[(1, 328971244), (2, 164485622), (4, 82242811), (7, 46995892), (14, 23497946), (19, 17314276), (28, 11748973), (29, 11343836), (38, 8657138), (58, 5671918), (76, 4328569), (116, 2835959), (133, 2473468), (203, 1620548), (266, 1236734), (406, 810274), (532, 618367), (551, 597044), (812, 405137), (1102, 298522), (2204, 149261), (3857, 85292), (7714, 42646), (15428, 21323)]