247033455

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{24691}}^1$

素因数の和:24751

約数の個数: 32

約数和(自身を含む): 426677760

約数和(自身を除く): 179644305

約数列:

[1, 3, 5, 15, 23, 29, 69, 87, 115, 145, 345, 435, 667, 2001, 3335, 10005, 24691, 74073, 123455, 370365, 567893, 716039, 1703679, 2148117, 2839465, 3580195, 8518395, 10740585, 16468897, 49406691, 82344485, 247033455]

約数ペア:

[(1, 247033455), (3, 82344485), (5, 49406691), (15, 16468897), (23, 10740585), (29, 8518395), (69, 3580195), (87, 2839465), (115, 2148117), (145, 1703679), (345, 716039), (435, 567893), (667, 370365), (2001, 123455), (3335, 74073), (10005, 24691)]