256920534

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47737}}^1$

素因数の和:47781

約数の個数: 48

約数和(自身を含む): 625558752

約数和(自身を除く): 368638218

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, 47737, 95474, 143211, 286422, 429633, 620581, 859266, 1097951, 1241162, 1861743, 2195902, 3293853, 3723486, 5585229, 6587706, 9881559, 11170458, 14273363, 19763118, 28546726, 42820089, 85640178, 128460267, 256920534]

約数ペア:

[(1, 256920534), (2, 128460267), (3, 85640178), (6, 42820089), (9, 28546726), (13, 19763118), (18, 14273363), (23, 11170458), (26, 9881559), (39, 6587706), (46, 5585229), (69, 3723486), (78, 3293853), (117, 2195902), (138, 1861743), (207, 1241162), (234, 1097951), (299, 859266), (414, 620581), (598, 429633), (897, 286422), (1794, 143211), (2691, 95474), (5382, 47737)]