215070724

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{431}}^1\times {\mathrm{1031}}^1$

素因数の和:1488

約数の個数: 36

約数和(自身を含む): 415062144

約数和(自身を除く): 199991420

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 431, 484, 862, 1031, 1724, 2062, 4124, 4741, 9482, 11341, 18964, 22682, 45364, 52151, 104302, 124751, 208604, 249502, 444361, 499004, 888722, 1777444, 4887971, 9775942, 19551884, 53767681, 107535362, 215070724]

約数ペア:

[(1, 215070724), (2, 107535362), (4, 53767681), (11, 19551884), (22, 9775942), (44, 4887971), (121, 1777444), (242, 888722), (431, 499004), (484, 444361), (862, 249502), (1031, 208604), (1724, 124751), (2062, 104302), (4124, 52151), (4741, 45364), (9482, 22682), (11341, 18964)]