31000086

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{967}}^1$

素因数の和:1125

約数の個数: 48

約数和(自身を含む): 72936864

約数和(自身を除く): 41936778

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 137, 234, 274, 411, 822, 967, 1233, 1781, 1934, 2466, 2901, 3562, 5343, 5802, 8703, 10686, 12571, 16029, 17406, 25142, 32058, 37713, 75426, 113139, 132479, 226278, 264958, 397437, 794874, 1192311, 1722227, 2384622, 3444454, 5166681, 10333362, 15500043, 31000086]

約数ペア:

[(1, 31000086), (2, 15500043), (3, 10333362), (6, 5166681), (9, 3444454), (13, 2384622), (18, 1722227), (26, 1192311), (39, 794874), (78, 397437), (117, 264958), (137, 226278), (234, 132479), (274, 113139), (411, 75426), (822, 37713), (967, 32058), (1233, 25142), (1781, 17406), (1934, 16029), (2466, 12571), (2901, 10686), (3562, 8703), (5343, 5802)]