90157878

素因数分解:

$2^1\times 3^2\times {\mathrm{61}}^1\times {\mathrm{157}}^1\times {\mathrm{523}}^1$

素因数の和:749

約数の個数: 48

約数和(自身を含む): 200191056

約数和(自身を除く): 110033178

約数列:

[1, 2, 3, 6, 9, 18, 61, 122, 157, 183, 314, 366, 471, 523, 549, 942, 1046, 1098, 1413, 1569, 2826, 3138, 4707, 9414, 9577, 19154, 28731, 31903, 57462, 63806, 82111, 86193, 95709, 164222, 172386, 191418, 246333, 287127, 492666, 574254, 738999, 1477998, 5008771, 10017542, 15026313, 30052626, 45078939, 90157878]

約数ペア:

[(1, 90157878), (2, 45078939), (3, 30052626), (6, 15026313), (9, 10017542), (18, 5008771), (61, 1477998), (122, 738999), (157, 574254), (183, 492666), (314, 287127), (366, 246333), (471, 191418), (523, 172386), (549, 164222), (942, 95709), (1046, 86193), (1098, 82111), (1413, 63806), (1569, 57462), (2826, 31903), (3138, 28731), (4707, 19154), (9414, 9577)]