289790816

素因数分解:

$2^5\times 7^1\times {\mathrm{101}}^1\times {\mathrm{12809}}^1$

素因数の和:12927

約数の個数: 48

約数和(自身を含む): 658536480

約数和(自身を除く): 368745664

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 101, 112, 202, 224, 404, 707, 808, 1414, 1616, 2828, 3232, 5656, 11312, 12809, 22624, 25618, 51236, 89663, 102472, 179326, 204944, 358652, 409888, 717304, 1293709, 1434608, 2587418, 2869216, 5174836, 9055963, 10349672, 18111926, 20699344, 36223852, 41398688, 72447704, 144895408, 289790816]

約数ペア:

[(1, 289790816), (2, 144895408), (4, 72447704), (7, 41398688), (8, 36223852), (14, 20699344), (16, 18111926), (28, 10349672), (32, 9055963), (56, 5174836), (101, 2869216), (112, 2587418), (202, 1434608), (224, 1293709), (404, 717304), (707, 409888), (808, 358652), (1414, 204944), (1616, 179326), (2828, 102472), (3232, 89663), (5656, 51236), (11312, 25618), (12809, 22624)]