138263048

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{577}}^1$

素因数の和:990

約数の個数: 64

約数和(自身を含む): 324604800

約数和(自身を除く): 186341752

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 308, 389, 577, 616, 778, 1154, 1556, 2308, 2723, 3112, 4039, 4279, 4616, 5446, 6347, 8078, 8558, 10892, 12694, 16156, 17116, 21784, 25388, 29953, 32312, 34232, 44429, 50776, 59906, 88858, 119812, 177716, 224453, 239624, 355432, 448906, 897812, 1571171, 1795624, 2468983, 3142342, 4937966, 6284684, 9875932, 12569368, 17282881, 19751864, 34565762, 69131524, 138263048]

約数ペア:

[(1, 138263048), (2, 69131524), (4, 34565762), (7, 19751864), (8, 17282881), (11, 12569368), (14, 9875932), (22, 6284684), (28, 4937966), (44, 3142342), (56, 2468983), (77, 1795624), (88, 1571171), (154, 897812), (308, 448906), (389, 355432), (577, 239624), (616, 224453), (778, 177716), (1154, 119812), (1556, 88858), (2308, 59906), (2723, 50776), (3112, 44429), (4039, 34232), (4279, 32312), (4616, 29953), (5446, 25388), (6347, 21784), (8078, 17116), (8558, 16156), (10892, 12694)]