128559834

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{23887}}^1$

素因数の和:23931

約数の個数: 48

約数和(自身を含む): 313028352

約数和(自身を除く): 184468518

約数列:

[1, 2, 3, 6, 9, 13, 18, 23, 26, 39, 46, 69, 78, 117, 138, 207, 234, 299, 414, 598, 897, 1794, 2691, 5382, 23887, 47774, 71661, 143322, 214983, 310531, 429966, 549401, 621062, 931593, 1098802, 1648203, 1863186, 2794779, 3296406, 4944609, 5589558, 7142213, 9889218, 14284426, 21426639, 42853278, 64279917, 128559834]

約数ペア:

[(1, 128559834), (2, 64279917), (3, 42853278), (6, 21426639), (9, 14284426), (13, 9889218), (18, 7142213), (23, 5589558), (26, 4944609), (39, 3296406), (46, 2794779), (69, 1863186), (78, 1648203), (117, 1098802), (138, 931593), (207, 621062), (234, 549401), (299, 429966), (414, 310531), (598, 214983), (897, 143322), (1794, 71661), (2691, 47774), (5382, 23887)]