40868594

素因数分解:

$2^1\times {\mathrm{13}}^3\times {\mathrm{71}}^1\times {\mathrm{131}}^1$

素因数の和:243

約数の個数: 32

約数和(自身を含む): 67858560

約数和(自身を除く): 26989966

約数列:

[1, 2, 13, 26, 71, 131, 142, 169, 262, 338, 923, 1703, 1846, 2197, 3406, 4394, 9301, 11999, 18602, 22139, 23998, 44278, 120913, 155987, 241826, 287807, 311974, 575614, 1571869, 3143738, 20434297, 40868594]

約数ペア:

[(1, 40868594), (2, 20434297), (13, 3143738), (26, 1571869), (71, 575614), (131, 311974), (142, 287807), (169, 241826), (262, 155987), (338, 120913), (923, 44278), (1703, 23998), (1846, 22139), (2197, 18602), (3406, 11999), (4394, 9301)]