2015238729

素因数分解:

$3^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{97}}^1\times {\mathrm{1789}}^1$

素因数の和:1982

約数の個数: 48

約数和(自身を含む): 3199660800

約数和(自身を除く): 1184422071

約数列:

[1, 3, 7, 21, 49, 79, 97, 147, 237, 291, 553, 679, 1659, 1789, 2037, 3871, 4753, 5367, 7663, 11613, 12523, 14259, 22989, 37569, 53641, 87661, 141331, 160923, 173533, 262983, 375487, 423993, 520599, 989317, 1126461, 1214731, 2967951, 3644193, 6925219, 8503117, 13709107, 20775657, 25509351, 41127321, 95963749, 287891247, 671746243, 2015238729]

約数ペア:

[(1, 2015238729), (3, 671746243), (7, 287891247), (21, 95963749), (49, 41127321), (79, 25509351), (97, 20775657), (147, 13709107), (237, 8503117), (291, 6925219), (553, 3644193), (679, 2967951), (1659, 1214731), (1789, 1126461), (2037, 989317), (3871, 520599), (4753, 423993), (5367, 375487), (7663, 262983), (11613, 173533), (12523, 160923), (14259, 141331), (22989, 87661), (37569, 53641)]