217741706

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{38593}}^1$

素因数の和:38646

約数の個数: 32

約数和(自身を含む): 414962688

約数和(自身を除く): 197220982

約数列:

[1, 2, 7, 13, 14, 26, 31, 62, 91, 182, 217, 403, 434, 806, 2821, 5642, 38593, 77186, 270151, 501709, 540302, 1003418, 1196383, 2392766, 3511963, 7023926, 8374681, 15552979, 16749362, 31105958, 108870853, 217741706]

約数ペア:

[(1, 217741706), (2, 108870853), (7, 31105958), (13, 16749362), (14, 15552979), (26, 8374681), (31, 7023926), (62, 3511963), (91, 2392766), (182, 1196383), (217, 1003418), (403, 540302), (434, 501709), (806, 270151), (2821, 77186), (5642, 38593)]