177808956

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{2039}}^1$

素因数の和:2115

約数の個数: 72

約数和(自身を含む): 459930240

約数和(自身を除く): 282121284

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 43, 52, 78, 86, 129, 156, 169, 172, 258, 338, 507, 516, 559, 676, 1014, 1118, 1677, 2028, 2039, 2236, 3354, 4078, 6117, 6708, 7267, 8156, 12234, 14534, 21801, 24468, 26507, 29068, 43602, 53014, 79521, 87204, 87677, 106028, 159042, 175354, 263031, 318084, 344591, 350708, 526062, 689182, 1033773, 1052124, 1139801, 1378364, 2067546, 2279602, 3419403, 4135092, 4559204, 6838806, 13677612, 14817413, 29634826, 44452239, 59269652, 88904478, 177808956]

約数ペア:

[(1, 177808956), (2, 88904478), (3, 59269652), (4, 44452239), (6, 29634826), (12, 14817413), (13, 13677612), (26, 6838806), (39, 4559204), (43, 4135092), (52, 3419403), (78, 2279602), (86, 2067546), (129, 1378364), (156, 1139801), (169, 1052124), (172, 1033773), (258, 689182), (338, 526062), (507, 350708), (516, 344591), (559, 318084), (676, 263031), (1014, 175354), (1118, 159042), (1677, 106028), (2028, 87677), (2039, 87204), (2236, 79521), (3354, 53014), (4078, 43602), (6117, 29068), (6708, 26507), (7267, 24468), (8156, 21801), (12234, 14534)]