311837868

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{503}}^1\times {\mathrm{1013}}^1$

素因数の和:1543

約数の個数: 72

約数和(自身を含む): 837109728

約数和(自身を除く): 525271860

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 153, 204, 306, 503, 612, 1006, 1013, 1509, 2012, 2026, 3018, 3039, 4052, 4527, 6036, 6078, 8551, 9054, 9117, 12156, 17102, 17221, 18108, 18234, 25653, 34204, 34442, 36468, 51306, 51663, 68884, 76959, 102612, 103326, 153918, 154989, 206652, 307836, 309978, 509539, 619956, 1019078, 1528617, 2038156, 3057234, 4585851, 6114468, 8662163, 9171702, 17324326, 18343404, 25986489, 34648652, 51972978, 77959467, 103945956, 155918934, 311837868]

約数ペア:

[(1, 311837868), (2, 155918934), (3, 103945956), (4, 77959467), (6, 51972978), (9, 34648652), (12, 25986489), (17, 18343404), (18, 17324326), (34, 9171702), (36, 8662163), (51, 6114468), (68, 4585851), (102, 3057234), (153, 2038156), (204, 1528617), (306, 1019078), (503, 619956), (612, 509539), (1006, 309978), (1013, 307836), (1509, 206652), (2012, 154989), (2026, 153918), (3018, 103326), (3039, 102612), (4052, 76959), (4527, 68884), (6036, 51663), (6078, 51306), (8551, 36468), (9054, 34442), (9117, 34204), (12156, 25653), (17102, 18234), (17221, 18108)]