189903910

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{9013}}^1$

素因数の和:9077

約数の個数: 48

約数和(自身を含む): 406928016

約数和(自身を除く): 217024106

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 49, 70, 86, 98, 215, 245, 301, 430, 490, 602, 1505, 2107, 3010, 4214, 9013, 10535, 18026, 21070, 45065, 63091, 90130, 126182, 315455, 387559, 441637, 630910, 775118, 883274, 1937795, 2208185, 2712913, 3875590, 4416370, 5425826, 13564565, 18990391, 27129130, 37980782, 94951955, 189903910]

約数ペア:

[(1, 189903910), (2, 94951955), (5, 37980782), (7, 27129130), (10, 18990391), (14, 13564565), (35, 5425826), (43, 4416370), (49, 3875590), (70, 2712913), (86, 2208185), (98, 1937795), (215, 883274), (245, 775118), (301, 630910), (430, 441637), (490, 387559), (602, 315455), (1505, 126182), (2107, 90130), (3010, 63091), (4214, 45065), (9013, 21070), (10535, 18026)]