290381312

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{43627}}^1$

素因数の和:43658

約数の個数: 40

約数和(自身を含む): 624840216

約数和(自身を除く): 334458904

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 512, 832, 1664, 3328, 6656, 43627, 87254, 174508, 349016, 567151, 698032, 1134302, 1396064, 2268604, 2792128, 4537208, 5584256, 9074416, 11168512, 18148832, 22337024, 36297664, 72595328, 145190656, 290381312]

約数ペア:

[(1, 290381312), (2, 145190656), (4, 72595328), (8, 36297664), (13, 22337024), (16, 18148832), (26, 11168512), (32, 9074416), (52, 5584256), (64, 4537208), (104, 2792128), (128, 2268604), (208, 1396064), (256, 1134302), (416, 698032), (512, 567151), (832, 349016), (1664, 174508), (3328, 87254), (6656, 43627)]