208768113

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{541}}^1\times {\mathrm{809}}^1$

素因数の和:1409

約数の個数: 24

約数和(自身を含む): 308192040

約数和(自身を除く): 99423927

約数列:

[1, 3, 9, 53, 159, 477, 541, 809, 1623, 2427, 4869, 7281, 28673, 42877, 86019, 128631, 258057, 385893, 437669, 1313007, 3939021, 23196457, 69589371, 208768113]

約数ペア:

[(1, 208768113), (3, 69589371), (9, 23196457), (53, 3939021), (159, 1313007), (477, 437669), (541, 385893), (809, 258057), (1623, 128631), (2427, 86019), (4869, 42877), (7281, 28673)]