31026016

素因数分解:

$2^5\times 7^2\times {\mathrm{47}}^1\times {\mathrm{421}}^1$

素因数の和:492

約数の個数: 72

約数和(自身を含む): 72739296

約数和(自身を除く): 41713280

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 47, 49, 56, 94, 98, 112, 188, 196, 224, 329, 376, 392, 421, 658, 752, 784, 842, 1316, 1504, 1568, 1684, 2303, 2632, 2947, 3368, 4606, 5264, 5894, 6736, 9212, 10528, 11788, 13472, 18424, 19787, 20629, 23576, 36848, 39574, 41258, 47152, 73696, 79148, 82516, 94304, 138509, 158296, 165032, 277018, 316592, 330064, 554036, 633184, 660128, 969563, 1108072, 1939126, 2216144, 3878252, 4432288, 7756504, 15513008, 31026016]

約数ペア:

[(1, 31026016), (2, 15513008), (4, 7756504), (7, 4432288), (8, 3878252), (14, 2216144), (16, 1939126), (28, 1108072), (32, 969563), (47, 660128), (49, 633184), (56, 554036), (94, 330064), (98, 316592), (112, 277018), (188, 165032), (196, 158296), (224, 138509), (329, 94304), (376, 82516), (392, 79148), (421, 73696), (658, 47152), (752, 41258), (784, 39574), (842, 36848), (1316, 23576), (1504, 20629), (1568, 19787), (1684, 18424), (2303, 13472), (2632, 11788), (2947, 10528), (3368, 9212), (4606, 6736), (5264, 5894)]