1279476918

素因数分解:

$2^1\times 3^3\times {\mathrm{103}}^1\times {\mathrm{461}}^1\times {\mathrm{499}}^1$

素因数の和:1074

約数の個数: 64

約数和(自身を含む): 2882880000

約数和(自身を除く): 1603403082

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 103, 206, 309, 461, 499, 618, 922, 927, 998, 1383, 1497, 1854, 2766, 2781, 2994, 4149, 4491, 5562, 8298, 8982, 12447, 13473, 24894, 26946, 47483, 51397, 94966, 102794, 142449, 154191, 230039, 284898, 308382, 427347, 460078, 462573, 690117, 854694, 925146, 1282041, 1380234, 1387719, 2070351, 2564082, 2775438, 4140702, 6211053, 12422106, 23694017, 47388034, 71082051, 142164102, 213246153, 426492306, 639738459, 1279476918]

約数ペア:

[(1, 1279476918), (2, 639738459), (3, 426492306), (6, 213246153), (9, 142164102), (18, 71082051), (27, 47388034), (54, 23694017), (103, 12422106), (206, 6211053), (309, 4140702), (461, 2775438), (499, 2564082), (618, 2070351), (922, 1387719), (927, 1380234), (998, 1282041), (1383, 925146), (1497, 854694), (1854, 690117), (2766, 462573), (2781, 460078), (2994, 427347), (4149, 308382), (4491, 284898), (5562, 230039), (8298, 154191), (8982, 142449), (12447, 102794), (13473, 94966), (24894, 51397), (26946, 47483)]