208049451

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1\times {\mathrm{863}}^1$

素因数の和:1075

約数の個数: 32

約数和(自身を含む): 306063360

約数和(自身を除く): 98013909

約数列:

[1, 3, 17, 29, 51, 87, 163, 489, 493, 863, 1479, 2589, 2771, 4727, 8313, 14181, 14671, 25027, 44013, 75081, 80359, 140669, 241077, 422007, 425459, 1276377, 2391373, 4079401, 7174119, 12238203, 69349817, 208049451]

約数ペア:

[(1, 208049451), (3, 69349817), (17, 12238203), (29, 7174119), (51, 4079401), (87, 2391373), (163, 1276377), (489, 425459), (493, 422007), (863, 241077), (1479, 140669), (2589, 80359), (2771, 75081), (4727, 44013), (8313, 25027), (14181, 14671)]