219345882

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{113}}^2\times {\mathrm{409}}^1$

素因数の和:647

約数の個数: 48

約数和(自身を含む): 507074880

約数和(自身を除く): 287728998

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 113, 226, 339, 409, 678, 791, 818, 1227, 1582, 2373, 2454, 2863, 4746, 5726, 8589, 12769, 17178, 25538, 38307, 46217, 76614, 89383, 92434, 138651, 178766, 268149, 277302, 323519, 536298, 647038, 970557, 1941114, 5222521, 10445042, 15667563, 31335126, 36557647, 73115294, 109672941, 219345882]

約数ペア:

[(1, 219345882), (2, 109672941), (3, 73115294), (6, 36557647), (7, 31335126), (14, 15667563), (21, 10445042), (42, 5222521), (113, 1941114), (226, 970557), (339, 647038), (409, 536298), (678, 323519), (791, 277302), (818, 268149), (1227, 178766), (1582, 138651), (2373, 92434), (2454, 89383), (2863, 76614), (4746, 46217), (5726, 38307), (8589, 25538), (12769, 17178)]