198999710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{218681}}^1$

素因数の和:218708

約数の個数: 32

約数和(自身を含む): 440862912

約数和(自身を除く): 241863202

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 218681, 437362, 1093405, 1530767, 2186810, 2842853, 3061534, 5685706, 7653835, 14214265, 15307670, 19899971, 28428530, 39799942, 99499855, 198999710]

約数ペア:

[(1, 198999710), (2, 99499855), (5, 39799942), (7, 28428530), (10, 19899971), (13, 15307670), (14, 14214265), (26, 7653835), (35, 5685706), (65, 3061534), (70, 2842853), (91, 2186810), (130, 1530767), (182, 1093405), (455, 437362), (910, 218681)]