138459568

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{4789}}^1$

素因数の和:4949

約数の個数: 40

約数和(自身を含む): 291040400

約数和(自身を除く): 152580832

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 139, 208, 278, 556, 1112, 1807, 2224, 3614, 4789, 7228, 9578, 14456, 19156, 28912, 38312, 62257, 76624, 124514, 249028, 498056, 665671, 996112, 1331342, 2662684, 5325368, 8653723, 10650736, 17307446, 34614892, 69229784, 138459568]

約数ペア:

[(1, 138459568), (2, 69229784), (4, 34614892), (8, 17307446), (13, 10650736), (16, 8653723), (26, 5325368), (52, 2662684), (104, 1331342), (139, 996112), (208, 665671), (278, 498056), (556, 249028), (1112, 124514), (1807, 76624), (2224, 62257), (3614, 38312), (4789, 28912), (7228, 19156), (9578, 14456)]