128337412

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{2591}}^1$

素因数の和:2692

約数の個数: 48

約数和(自身を含む): 269982720

約数和(自身を除く): 141645308

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 61, 116, 122, 203, 244, 406, 427, 812, 854, 1708, 1769, 2591, 3538, 5182, 7076, 10364, 12383, 18137, 24766, 36274, 49532, 72548, 75139, 150278, 158051, 300556, 316102, 525973, 632204, 1051946, 1106357, 2103892, 2212714, 4425428, 4583479, 9166958, 18333916, 32084353, 64168706, 128337412]

約数ペア:

[(1, 128337412), (2, 64168706), (4, 32084353), (7, 18333916), (14, 9166958), (28, 4583479), (29, 4425428), (58, 2212714), (61, 2103892), (116, 1106357), (122, 1051946), (203, 632204), (244, 525973), (406, 316102), (427, 300556), (812, 158051), (854, 150278), (1708, 75139), (1769, 72548), (2591, 49532), (3538, 36274), (5182, 24766), (7076, 18137), (10364, 12383)]