127978554

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{409}}^1\times {\mathrm{431}}^1$

素因数の和:867

約数の個数: 48

約数和(自身を含む): 282683520

約数和(自身を除く): 154704966

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 121, 242, 363, 409, 431, 726, 818, 862, 1227, 1293, 2454, 2586, 4499, 4741, 8998, 9482, 13497, 14223, 26994, 28446, 49489, 52151, 98978, 104302, 148467, 156453, 176279, 296934, 312906, 352558, 528837, 1057674, 1939069, 3878138, 5817207, 11634414, 21329759, 42659518, 63989277, 127978554]

約数ペア:

[(1, 127978554), (2, 63989277), (3, 42659518), (6, 21329759), (11, 11634414), (22, 5817207), (33, 3878138), (66, 1939069), (121, 1057674), (242, 528837), (363, 352558), (409, 312906), (431, 296934), (726, 176279), (818, 156453), (862, 148467), (1227, 104302), (1293, 98978), (2454, 52151), (2586, 49489), (4499, 28446), (4741, 26994), (8998, 14223), (9482, 13497)]