238710129

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{479}}^1\times {\mathrm{1249}}^1$

素因数の和:1757

約数の個数: 32

約数和(自身を含む): 384000000

約数和(自身を除く): 145289871

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 479, 1249, 1437, 3353, 3747, 8743, 9101, 10059, 23731, 26229, 27303, 63707, 71193, 166117, 191121, 498351, 598271, 1794813, 4187897, 11367149, 12563691, 34101447, 79570043, 238710129]

約数ペア:

[(1, 238710129), (3, 79570043), (7, 34101447), (19, 12563691), (21, 11367149), (57, 4187897), (133, 1794813), (399, 598271), (479, 498351), (1249, 191121), (1437, 166117), (3353, 71193), (3747, 63707), (8743, 27303), (9101, 26229), (10059, 23731)]