1688893544

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1\times {\mathrm{1493}}^1$

素因数の和:1734

約数の個数: 64

約数和(自身を含む): 3482514000

約数和(自身を除く): 1793620456

約数列:

[1, 2, 4, 8, 13, 26, 52, 73, 104, 146, 149, 292, 298, 584, 596, 949, 1192, 1493, 1898, 1937, 2986, 3796, 3874, 5972, 7592, 7748, 10877, 11944, 15496, 19409, 21754, 38818, 43508, 77636, 87016, 108989, 141401, 155272, 217978, 222457, 282802, 435956, 444914, 565604, 871912, 889828, 1131208, 1416857, 1779656, 2833714, 2891941, 5667428, 5783882, 11334856, 11567764, 16239361, 23135528, 32478722, 64957444, 129914888, 211111693, 422223386, 844446772, 1688893544]

約数ペア:

[(1, 1688893544), (2, 844446772), (4, 422223386), (8, 211111693), (13, 129914888), (26, 64957444), (52, 32478722), (73, 23135528), (104, 16239361), (146, 11567764), (149, 11334856), (292, 5783882), (298, 5667428), (584, 2891941), (596, 2833714), (949, 1779656), (1192, 1416857), (1493, 1131208), (1898, 889828), (1937, 871912), (2986, 565604), (3796, 444914), (3874, 435956), (5972, 282802), (7592, 222457), (7748, 217978), (10877, 155272), (11944, 141401), (15496, 108989), (19409, 87016), (21754, 77636), (38818, 43508)]