252171819

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{379}}^1\times {\mathrm{1297}}^1$

素因数の和:1704

約数の個数: 32

約数和(自身を含む): 394592000

約数和(自身を除く): 142420181

約数列:

[1, 3, 9, 19, 27, 57, 171, 379, 513, 1137, 1297, 3411, 3891, 7201, 10233, 11673, 21603, 24643, 35019, 64809, 73929, 194427, 221787, 491563, 665361, 1474689, 4424067, 9339697, 13272201, 28019091, 84057273, 252171819]

約数ペア:

[(1, 252171819), (3, 84057273), (9, 28019091), (19, 13272201), (27, 9339697), (57, 4424067), (171, 1474689), (379, 665361), (513, 491563), (1137, 221787), (1297, 194427), (3411, 73929), (3891, 64809), (7201, 35019), (10233, 24643), (11673, 21603)]