277440644

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{977}}^1$

素因数の和:1164

約数の個数: 48

約数和(自身を含む): 539793408

約数和(自身を除く): 262352764

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 127, 172, 254, 508, 559, 977, 1118, 1651, 1954, 2236, 3302, 3908, 5461, 6604, 10922, 12701, 21844, 25402, 42011, 50804, 70993, 84022, 124079, 141986, 168044, 248158, 283972, 496316, 546143, 1092286, 1613027, 2184572, 3226054, 5335397, 6452108, 10670794, 21341588, 69360161, 138720322, 277440644]

約数ペア:

[(1, 277440644), (2, 138720322), (4, 69360161), (13, 21341588), (26, 10670794), (43, 6452108), (52, 5335397), (86, 3226054), (127, 2184572), (172, 1613027), (254, 1092286), (508, 546143), (559, 496316), (977, 283972), (1118, 248158), (1651, 168044), (1954, 141986), (2236, 124079), (3302, 84022), (3908, 70993), (5461, 50804), (6604, 42011), (10922, 25402), (12701, 21844)]