398944

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1$

素因数の和:167

約数の個数: 48

約数和(自身を含む): 973728

約数和(自身を除く): 574784

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 91, 104, 112, 137, 182, 208, 224, 274, 364, 416, 548, 728, 959, 1096, 1456, 1781, 1918, 2192, 2912, 3562, 3836, 4384, 7124, 7672, 12467, 14248, 15344, 24934, 28496, 30688, 49868, 56992, 99736, 199472, 398944]

約数ペア:

[(1, 398944), (2, 199472), (4, 99736), (7, 56992), (8, 49868), (13, 30688), (14, 28496), (16, 24934), (26, 15344), (28, 14248), (32, 12467), (52, 7672), (56, 7124), (91, 4384), (104, 3836), (112, 3562), (137, 2912), (182, 2192), (208, 1918), (224, 1781), (274, 1456), (364, 1096), (416, 959), (548, 728)]