12223393

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{619}}^1$

素因数の和:677

約数の個数: 24

約数和(自身を含む): 15832320

約数和(自身を除く): 3608927

約数列:

[1, 7, 13, 31, 49, 91, 217, 403, 619, 637, 1519, 2821, 4333, 8047, 19189, 19747, 30331, 56329, 134323, 249457, 394303, 940261, 1746199, 12223393]

約数ペア:

[(1, 12223393), (7, 1746199), (13, 940261), (31, 394303), (49, 249457), (91, 134323), (217, 56329), (403, 30331), (619, 19747), (637, 19189), (1519, 8047), (2821, 4333)]