131203578

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{557}}^1$

素因数の和:699

約数の個数: 64

約数和(自身を含む): 296980992

約数和(自身を除く): 165777414

約数列:

[1, 2, 3, 6, 11, 22, 33, 43, 66, 83, 86, 129, 166, 249, 258, 473, 498, 557, 913, 946, 1114, 1419, 1671, 1826, 2739, 2838, 3342, 3569, 5478, 6127, 7138, 10707, 12254, 18381, 21414, 23951, 36762, 39259, 46231, 47902, 71853, 78518, 92462, 117777, 138693, 143706, 235554, 263461, 277386, 508541, 526922, 790383, 1017082, 1525623, 1580766, 1987933, 3051246, 3975866, 5963799, 11927598, 21867263, 43734526, 65601789, 131203578]

約数ペア:

[(1, 131203578), (2, 65601789), (3, 43734526), (6, 21867263), (11, 11927598), (22, 5963799), (33, 3975866), (43, 3051246), (66, 1987933), (83, 1580766), (86, 1525623), (129, 1017082), (166, 790383), (249, 526922), (258, 508541), (473, 277386), (498, 263461), (557, 235554), (913, 143706), (946, 138693), (1114, 117777), (1419, 92462), (1671, 78518), (1826, 71853), (2739, 47902), (2838, 46231), (3342, 39259), (3569, 36762), (5478, 23951), (6127, 21414), (7138, 18381), (10707, 12254)]