90988534

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{16127}}^1$

素因数の和:16180

約数の個数: 32

約数和(自身を含む): 173408256

約数和(自身を除く): 82419722

約数列:

[1, 2, 7, 13, 14, 26, 31, 62, 91, 182, 217, 403, 434, 806, 2821, 5642, 16127, 32254, 112889, 209651, 225778, 419302, 499937, 999874, 1467557, 2935114, 3499559, 6499181, 6999118, 12998362, 45494267, 90988534]

約数ペア:

[(1, 90988534), (2, 45494267), (7, 12998362), (13, 6999118), (14, 6499181), (26, 3499559), (31, 2935114), (62, 1467557), (91, 999874), (182, 499937), (217, 419302), (403, 225778), (434, 209651), (806, 112889), (2821, 32254), (5642, 16127)]