211014741

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{12899}}^1$

素因数の和:12969

約数の個数: 32

約数和(自身を含む): 346752000

約数和(自身を除く): 135737259

約数列:

[1, 3, 7, 19, 21, 41, 57, 123, 133, 287, 399, 779, 861, 2337, 5453, 12899, 16359, 38697, 90293, 245081, 270879, 528859, 735243, 1586577, 1715567, 3702013, 5146701, 10048321, 11106039, 30144963, 70338247, 211014741]

約数ペア:

[(1, 211014741), (3, 70338247), (7, 30144963), (19, 11106039), (21, 10048321), (41, 5146701), (57, 3702013), (123, 1715567), (133, 1586577), (287, 735243), (399, 528859), (779, 270879), (861, 245081), (2337, 90293), (5453, 38697), (12899, 16359)]