346421608

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{257}}^1\times {\mathrm{997}}^1$

素因数の和:1286

約数の個数: 48

約数和(自身を含む): 706793580

約数和(自身を除く): 360371972

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 257, 338, 514, 676, 997, 1028, 1352, 1994, 2056, 3341, 3988, 6682, 7976, 12961, 13364, 25922, 26728, 43433, 51844, 86866, 103688, 168493, 173732, 256229, 336986, 347464, 512458, 673972, 1024916, 1347944, 2049832, 3330977, 6661954, 13323908, 26647816, 43302701, 86605402, 173210804, 346421608]

約数ペア:

[(1, 346421608), (2, 173210804), (4, 86605402), (8, 43302701), (13, 26647816), (26, 13323908), (52, 6661954), (104, 3330977), (169, 2049832), (257, 1347944), (338, 1024916), (514, 673972), (676, 512458), (997, 347464), (1028, 336986), (1352, 256229), (1994, 173732), (2056, 168493), (3341, 103688), (3988, 86866), (6682, 51844), (7976, 43433), (12961, 26728), (13364, 25922)]