313157072

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{2819}}^1$

素因数の和:3011

約数の個数: 40

約数和(自身を含む): 623129760

約数和(自身を除く): 309972688

約数列:

[1, 2, 4, 8, 16, 53, 106, 131, 212, 262, 424, 524, 848, 1048, 2096, 2819, 5638, 6943, 11276, 13886, 22552, 27772, 45104, 55544, 111088, 149407, 298814, 369289, 597628, 738578, 1195256, 1477156, 2390512, 2954312, 5908624, 19572317, 39144634, 78289268, 156578536, 313157072]

約数ペア:

[(1, 313157072), (2, 156578536), (4, 78289268), (8, 39144634), (16, 19572317), (53, 5908624), (106, 2954312), (131, 2390512), (212, 1477156), (262, 1195256), (424, 738578), (524, 597628), (848, 369289), (1048, 298814), (2096, 149407), (2819, 111088), (5638, 55544), (6943, 45104), (11276, 27772), (13886, 22552)]