428695904

素因数分解:

$2^5\times 7^2\times {\mathrm{13}}^1\times {\mathrm{21031}}^1$

素因数の和:21068

約数の個数: 72

約数和(自身を含む): 1057362768

約数和(自身を除く): 628666864

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 49, 52, 56, 91, 98, 104, 112, 182, 196, 208, 224, 364, 392, 416, 637, 728, 784, 1274, 1456, 1568, 2548, 2912, 5096, 10192, 20384, 21031, 42062, 84124, 147217, 168248, 273403, 294434, 336496, 546806, 588868, 672992, 1030519, 1093612, 1177736, 1913821, 2061038, 2187224, 2355472, 3827642, 4122076, 4374448, 4710944, 7655284, 8244152, 8748896, 13396747, 15310568, 16488304, 26793494, 30621136, 32976608, 53586988, 61242272, 107173976, 214347952, 428695904]

約数ペア:

[(1, 428695904), (2, 214347952), (4, 107173976), (7, 61242272), (8, 53586988), (13, 32976608), (14, 30621136), (16, 26793494), (26, 16488304), (28, 15310568), (32, 13396747), (49, 8748896), (52, 8244152), (56, 7655284), (91, 4710944), (98, 4374448), (104, 4122076), (112, 3827642), (182, 2355472), (196, 2187224), (208, 2061038), (224, 1913821), (364, 1177736), (392, 1093612), (416, 1030519), (637, 672992), (728, 588868), (784, 546806), (1274, 336496), (1456, 294434), (1568, 273403), (2548, 168248), (2912, 147217), (5096, 84124), (10192, 42062), (20384, 21031)]