2178712844

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{115963}}^1$

素因数の和:116046

約数の個数: 48

約数和(自身を含む): 4831524096

約数和(自身を除く): 2652811252

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 61, 77, 122, 154, 244, 308, 427, 671, 854, 1342, 1708, 2684, 4697, 9394, 18788, 115963, 231926, 463852, 811741, 1275593, 1623482, 2551186, 3246964, 5102372, 7073743, 8929151, 14147486, 17858302, 28294972, 35716604, 49516201, 77811173, 99032402, 155622346, 198064804, 311244692, 544678211, 1089356422, 2178712844]

約数ペア:

[(1, 2178712844), (2, 1089356422), (4, 544678211), (7, 311244692), (11, 198064804), (14, 155622346), (22, 99032402), (28, 77811173), (44, 49516201), (61, 35716604), (77, 28294972), (122, 17858302), (154, 14147486), (244, 8929151), (308, 7073743), (427, 5102372), (671, 3246964), (854, 2551186), (1342, 1623482), (1708, 1275593), (2684, 811741), (4697, 463852), (9394, 231926), (18788, 115963)]