1385888

素因数分解:

$2^5\times 7^1\times {\mathrm{23}}^1\times {\mathrm{269}}^1$

素因数の和:309

約数の個数: 48

約数和(自身を含む): 3265920

約数和(自身を除く): 1880032

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 56, 92, 112, 161, 184, 224, 269, 322, 368, 538, 644, 736, 1076, 1288, 1883, 2152, 2576, 3766, 4304, 5152, 6187, 7532, 8608, 12374, 15064, 24748, 30128, 43309, 49496, 60256, 86618, 98992, 173236, 197984, 346472, 692944, 1385888]

約数ペア:

[(1, 1385888), (2, 692944), (4, 346472), (7, 197984), (8, 173236), (14, 98992), (16, 86618), (23, 60256), (28, 49496), (32, 43309), (46, 30128), (56, 24748), (92, 15064), (112, 12374), (161, 8608), (184, 7532), (224, 6187), (269, 5152), (322, 4304), (368, 3766), (538, 2576), (644, 2152), (736, 1883), (1076, 1288)]