65407823

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{421}}^1$

素因数の和:507

約数の個数: 32

約数和(自身を含む): 80821440

約数和(自身を除く): 15413617

約数列:

[1, 13, 17, 19, 37, 221, 247, 323, 421, 481, 629, 703, 4199, 5473, 7157, 7999, 8177, 9139, 11951, 15577, 93041, 103987, 135983, 155363, 202501, 264809, 295963, 1767779, 3442517, 3847519, 5031371, 65407823]

約数ペア:

[(1, 65407823), (13, 5031371), (17, 3847519), (19, 3442517), (37, 1767779), (221, 295963), (247, 264809), (323, 202501), (421, 155363), (481, 135983), (629, 103987), (703, 93041), (4199, 15577), (5473, 11951), (7157, 9139), (7999, 8177)]