123231745

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{1361}}^1$

素因数の和:1585

約数の個数: 32

約数和(自身を含む): 183052800

約数和(自身を除く): 59821055

約数列:

[1, 5, 7, 13, 35, 65, 91, 199, 455, 995, 1361, 1393, 2587, 6805, 6965, 9527, 12935, 17693, 18109, 47635, 88465, 90545, 123851, 270839, 619255, 1354195, 1895873, 3520907, 9479365, 17604535, 24646349, 123231745]

約数ペア:

[(1, 123231745), (5, 24646349), (7, 17604535), (13, 9479365), (35, 3520907), (65, 1895873), (91, 1354195), (199, 619255), (455, 270839), (995, 123851), (1361, 90545), (1393, 88465), (2587, 47635), (6805, 18109), (6965, 17693), (9527, 12935)]