28321664

素因数分解:

$2^7\times 7^1\times {\mathrm{73}}^1\times {\mathrm{433}}^1$

素因数の和:527

約数の個数: 64

約数和(自身を含む): 65516640

約数和(自身を除く): 37194976

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 73, 112, 128, 146, 224, 292, 433, 448, 511, 584, 866, 896, 1022, 1168, 1732, 2044, 2336, 3031, 3464, 4088, 4672, 6062, 6928, 8176, 9344, 12124, 13856, 16352, 24248, 27712, 31609, 32704, 48496, 55424, 63218, 65408, 96992, 126436, 193984, 221263, 252872, 387968, 442526, 505744, 885052, 1011488, 1770104, 2022976, 3540208, 4045952, 7080416, 14160832, 28321664]

約数ペア:

[(1, 28321664), (2, 14160832), (4, 7080416), (7, 4045952), (8, 3540208), (14, 2022976), (16, 1770104), (28, 1011488), (32, 885052), (56, 505744), (64, 442526), (73, 387968), (112, 252872), (128, 221263), (146, 193984), (224, 126436), (292, 96992), (433, 65408), (448, 63218), (511, 55424), (584, 48496), (866, 32704), (896, 31609), (1022, 27712), (1168, 24248), (1732, 16352), (2044, 13856), (2336, 12124), (3031, 9344), (3464, 8176), (4088, 6928), (4672, 6062)]