138780614

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{2441}}^1$

素因数の和:2612

約数の個数: 32

約数和(自身を含む): 247560192

約数和(自身を除く): 108779578

約数列:

[1, 2, 7, 14, 31, 62, 131, 217, 262, 434, 917, 1834, 2441, 4061, 4882, 8122, 17087, 28427, 34174, 56854, 75671, 151342, 319771, 529697, 639542, 1059394, 2238397, 4476794, 9912901, 19825802, 69390307, 138780614]

約数ペア:

[(1, 138780614), (2, 69390307), (7, 19825802), (14, 9912901), (31, 4476794), (62, 2238397), (131, 1059394), (217, 639542), (262, 529697), (434, 319771), (917, 151342), (1834, 75671), (2441, 56854), (4061, 34174), (4882, 28427), (8122, 17087)]