31818764988

素因数分解:

$2^2\times 3^2\times {\mathrm{229}}^1\times {\mathrm{251}}^1\times {\mathrm{15377}}^1$

素因数の和:15867

約数の個数: 72

約数和(自身を含む): 81109108080

約数和(自身を除く): 49290343092

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 229, 251, 458, 502, 687, 753, 916, 1004, 1374, 1506, 2061, 2259, 2748, 3012, 4122, 4518, 8244, 9036, 15377, 30754, 46131, 57479, 61508, 92262, 114958, 138393, 172437, 184524, 229916, 276786, 344874, 517311, 553572, 689748, 1034622, 2069244, 3521333, 3859627, 7042666, 7719254, 10563999, 11578881, 14085332, 15438508, 21127998, 23157762, 31691997, 34736643, 42255996, 46315524, 63383994, 69473286, 126767988, 138946572, 883854583, 1767709166, 2651563749, 3535418332, 5303127498, 7954691247, 10606254996, 15909382494, 31818764988]

約数ペア:

[(1, 31818764988), (2, 15909382494), (3, 10606254996), (4, 7954691247), (6, 5303127498), (9, 3535418332), (12, 2651563749), (18, 1767709166), (36, 883854583), (229, 138946572), (251, 126767988), (458, 69473286), (502, 63383994), (687, 46315524), (753, 42255996), (916, 34736643), (1004, 31691997), (1374, 23157762), (1506, 21127998), (2061, 15438508), (2259, 14085332), (2748, 11578881), (3012, 10563999), (4122, 7719254), (4518, 7042666), (8244, 3859627), (9036, 3521333), (15377, 2069244), (30754, 1034622), (46131, 689748), (57479, 553572), (61508, 517311), (92262, 344874), (114958, 276786), (138393, 229916), (172437, 184524)]