127908018

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{523}}^1\times {\mathrm{647}}^1$

素因数の和:1188

約数の個数: 64

約数和(自身を含む): 325969920

約数和(自身を除く): 198061902

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 523, 647, 1046, 1294, 1569, 1941, 3138, 3661, 3882, 4529, 4707, 5823, 7322, 9058, 9414, 10983, 11646, 13587, 14121, 17469, 21966, 27174, 28242, 32949, 34938, 40761, 65898, 81522, 98847, 122283, 197694, 244566, 338381, 676762, 1015143, 2030286, 2368667, 3045429, 4737334, 6090858, 7106001, 9136287, 14212002, 18272574, 21318003, 42636006, 63954009, 127908018]

約数ペア:

[(1, 127908018), (2, 63954009), (3, 42636006), (6, 21318003), (7, 18272574), (9, 14212002), (14, 9136287), (18, 7106001), (21, 6090858), (27, 4737334), (42, 3045429), (54, 2368667), (63, 2030286), (126, 1015143), (189, 676762), (378, 338381), (523, 244566), (647, 197694), (1046, 122283), (1294, 98847), (1569, 81522), (1941, 65898), (3138, 40761), (3661, 34938), (3882, 32949), (4529, 28242), (4707, 27174), (5823, 21966), (7322, 17469), (9058, 14121), (9414, 13587), (10983, 11646)]