1887249

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1$

素因数の和:277

約数の個数: 32

約数和(自身を含む): 3211264

約数和(自身を除く): 1324015

約数列:

[1, 3, 7, 13, 21, 31, 39, 91, 93, 217, 223, 273, 403, 651, 669, 1209, 1561, 2821, 2899, 4683, 6913, 8463, 8697, 20293, 20739, 48391, 60879, 89869, 145173, 269607, 629083, 1887249]

約数ペア:

[(1, 1887249), (3, 629083), (7, 269607), (13, 145173), (21, 89869), (31, 60879), (39, 48391), (91, 20739), (93, 20293), (217, 8697), (223, 8463), (273, 6913), (403, 4683), (651, 2899), (669, 2821), (1209, 1561)]