27728624

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{317}}^1$

素因数の和:414

約数の個数: 80

約数和(自身を含む): 68138496

約数和(自身を除く): 40409872

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 71, 77, 88, 112, 142, 154, 176, 284, 308, 317, 497, 568, 616, 634, 781, 994, 1136, 1232, 1268, 1562, 1988, 2219, 2536, 3124, 3487, 3976, 4438, 5072, 5467, 6248, 6974, 7952, 8876, 10934, 12496, 13948, 17752, 21868, 22507, 24409, 27896, 35504, 43736, 45014, 48818, 55792, 87472, 90028, 97636, 157549, 180056, 195272, 247577, 315098, 360112, 390544, 495154, 630196, 990308, 1260392, 1733039, 1980616, 2520784, 3466078, 3961232, 6932156, 13864312, 27728624]

約数ペア:

[(1, 27728624), (2, 13864312), (4, 6932156), (7, 3961232), (8, 3466078), (11, 2520784), (14, 1980616), (16, 1733039), (22, 1260392), (28, 990308), (44, 630196), (56, 495154), (71, 390544), (77, 360112), (88, 315098), (112, 247577), (142, 195272), (154, 180056), (176, 157549), (284, 97636), (308, 90028), (317, 87472), (497, 55792), (568, 48818), (616, 45014), (634, 43736), (781, 35504), (994, 27896), (1136, 24409), (1232, 22507), (1268, 21868), (1562, 17752), (1988, 13948), (2219, 12496), (2536, 10934), (3124, 8876), (3487, 7952), (3976, 6974), (4438, 6248), (5072, 5467)]