64939511

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{71}}^1$

素因数の和:156

約数の個数: 48

約数和(自身を含む): 89187840

約数和(自身を除く): 24248329

約数列:

[1, 7, 13, 19, 23, 71, 91, 133, 161, 247, 299, 437, 497, 529, 923, 1349, 1633, 1729, 2093, 3059, 3703, 5681, 6461, 6877, 9443, 10051, 11431, 17537, 21229, 31027, 37559, 39767, 48139, 70357, 122759, 130663, 148603, 217189, 262913, 403351, 488267, 713621, 914641, 2823457, 3417869, 4995347, 9277073, 64939511]

約数ペア:

[(1, 64939511), (7, 9277073), (13, 4995347), (19, 3417869), (23, 2823457), (71, 914641), (91, 713621), (133, 488267), (161, 403351), (247, 262913), (299, 217189), (437, 148603), (497, 130663), (529, 122759), (923, 70357), (1349, 48139), (1633, 39767), (1729, 37559), (2093, 31027), (3059, 21229), (3703, 17537), (5681, 11431), (6461, 10051), (6877, 9443)]