8400938

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1489}}^1$

素因数の和:1542

約数の個数: 32

約数和(自身を含む): 16020480

約数和(自身を除く): 7619542

約数列:

[1, 2, 7, 13, 14, 26, 31, 62, 91, 182, 217, 403, 434, 806, 1489, 2821, 2978, 5642, 10423, 19357, 20846, 38714, 46159, 92318, 135499, 270998, 323113, 600067, 646226, 1200134, 4200469, 8400938]

約数ペア:

[(1, 8400938), (2, 4200469), (7, 1200134), (13, 646226), (14, 600067), (26, 323113), (31, 270998), (62, 135499), (91, 92318), (182, 46159), (217, 38714), (403, 20846), (434, 19357), (806, 10423), (1489, 5642), (2821, 2978)]