28708442

素因数分解:

$2^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1\times {\mathrm{257}}^1$

素因数の和:446

約数の個数: 32

約数和(自身を含む): 50526720

約数和(自身を除く): 21818278

約数列:

[1, 2, 7, 14, 79, 101, 158, 202, 257, 514, 553, 707, 1106, 1414, 1799, 3598, 7979, 15958, 20303, 25957, 40606, 51914, 55853, 111706, 142121, 181699, 284242, 363398, 2050603, 4101206, 14354221, 28708442]

約数ペア:

[(1, 28708442), (2, 14354221), (7, 4101206), (14, 2050603), (79, 363398), (101, 284242), (158, 181699), (202, 142121), (257, 111706), (514, 55853), (553, 51914), (707, 40606), (1106, 25957), (1414, 20303), (1799, 15958), (3598, 7979)]