139220816

素因数分解:

$2^4\times 7^1\times {\mathrm{307}}^1\times {\mathrm{4049}}^1$

素因数の和:4371

約数の個数: 40

約数和(自身を含む): 309355200

約数和(自身を除く): 170134384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 307, 614, 1228, 2149, 2456, 4049, 4298, 4912, 8098, 8596, 16196, 17192, 28343, 32392, 34384, 56686, 64784, 113372, 226744, 453488, 1243043, 2486086, 4972172, 8701301, 9944344, 17402602, 19888688, 34805204, 69610408, 139220816]

約数ペア:

[(1, 139220816), (2, 69610408), (4, 34805204), (7, 19888688), (8, 17402602), (14, 9944344), (16, 8701301), (28, 4972172), (56, 2486086), (112, 1243043), (307, 453488), (614, 226744), (1228, 113372), (2149, 64784), (2456, 56686), (4049, 34384), (4298, 32392), (4912, 28343), (8098, 17192), (8596, 16196)]