198968910

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{135353}}^1$

素因数の和:135377

約数の個数: 48

約数和(自身を含む): 555492816

約数和(自身を除く): 356523906

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 490, 735, 1470, 135353, 270706, 406059, 676765, 812118, 947471, 1353530, 1894942, 2030295, 2842413, 4060590, 4737355, 5684826, 6632297, 9474710, 13264594, 14212065, 19896891, 28424130, 33161485, 39793782, 66322970, 99484455, 198968910]

約数ペア:

[(1, 198968910), (2, 99484455), (3, 66322970), (5, 39793782), (6, 33161485), (7, 28424130), (10, 19896891), (14, 14212065), (15, 13264594), (21, 9474710), (30, 6632297), (35, 5684826), (42, 4737355), (49, 4060590), (70, 2842413), (98, 2030295), (105, 1894942), (147, 1353530), (210, 947471), (245, 812118), (294, 676765), (490, 406059), (735, 270706), (1470, 135353)]