179798521

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{397}}^1$

素因数の和:553

約数の個数: 32

約数和(自身を含む): 224663040

約数和(自身を除く): 44864519

約数列:

[1, 7, 23, 29, 97, 161, 203, 397, 667, 679, 2231, 2779, 2813, 4669, 9131, 11513, 15617, 19691, 38509, 63917, 64699, 80591, 264799, 269563, 452893, 885707, 1116761, 1853593, 6199949, 7817327, 25685503, 179798521]

約数ペア:

[(1, 179798521), (7, 25685503), (23, 7817327), (29, 6199949), (97, 1853593), (161, 1116761), (203, 885707), (397, 452893), (667, 269563), (679, 264799), (2231, 80591), (2779, 64699), (2813, 63917), (4669, 38509), (9131, 19691), (11513, 15617)]