209849274

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{487}}^1\times {\mathrm{647}}^1$

素因数の和:1179

約数の個数: 48

約数和(自身を含む): 468643968

約数和(自身を除く): 258794694

約数列:

[1, 2, 3, 6, 9, 18, 37, 74, 111, 222, 333, 487, 647, 666, 974, 1294, 1461, 1941, 2922, 3882, 4383, 5823, 8766, 11646, 18019, 23939, 36038, 47878, 54057, 71817, 108114, 143634, 162171, 215451, 315089, 324342, 430902, 630178, 945267, 1890534, 2835801, 5671602, 11658293, 23316586, 34974879, 69949758, 104924637, 209849274]

約数ペア:

[(1, 209849274), (2, 104924637), (3, 69949758), (6, 34974879), (9, 23316586), (18, 11658293), (37, 5671602), (74, 2835801), (111, 1890534), (222, 945267), (333, 630178), (487, 430902), (647, 324342), (666, 315089), (974, 215451), (1294, 162171), (1461, 143634), (1941, 108114), (2922, 71817), (3882, 54057), (4383, 47878), (5823, 36038), (8766, 23939), (11646, 18019)]