1949311

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{691}}^1$

素因数の和:742

約数の個数: 16

約数和(自身を含む): 2480128

約数和(自身を除く): 530817

約数列:

[1, 7, 13, 31, 91, 217, 403, 691, 2821, 4837, 8983, 21421, 62881, 149947, 278473, 1949311]

約数ペア:

[(1, 1949311), (7, 278473), (13, 149947), (31, 62881), (91, 21421), (217, 8983), (403, 4837), (691, 2821)]