917778847419

素因数分解:

$3^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{373}}^1\times {\mathrm{280979}}^1$

素因数の和:281504

約数の個数: 48

約数和(自身を含む): 1530059731200

約数和(自身を除く): 612280883781

約数列:

[1, 3, 7, 9, 21, 63, 139, 373, 417, 973, 1119, 1251, 2611, 2919, 3357, 7833, 8757, 23499, 51847, 155541, 280979, 362929, 466623, 842937, 1088787, 1966853, 2528811, 3266361, 5900559, 17701677, 39056081, 104805167, 117168243, 273392567, 314415501, 351504729, 733636169, 820177701, 943246503, 2200908507, 2460533103, 6602725521, 14567918213, 43703754639, 101975427491, 131111263917, 305926282473, 917778847419]

約数ペア:

[(1, 917778847419), (3, 305926282473), (7, 131111263917), (9, 101975427491), (21, 43703754639), (63, 14567918213), (139, 6602725521), (373, 2460533103), (417, 2200908507), (973, 943246503), (1119, 820177701), (1251, 733636169), (2611, 351504729), (2919, 314415501), (3357, 273392567), (7833, 117168243), (8757, 104805167), (23499, 39056081), (51847, 17701677), (155541, 5900559), (280979, 3266361), (362929, 2528811), (466623, 1966853), (842937, 1088787)]