3997378

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{257}}^1$

素因数の和:378

約数の個数: 32

約数和(自身を含む): 7579008

約数和(自身を除く): 3581630

約数列:

[1, 2, 7, 11, 14, 22, 77, 101, 154, 202, 257, 514, 707, 1111, 1414, 1799, 2222, 2827, 3598, 5654, 7777, 15554, 19789, 25957, 39578, 51914, 181699, 285527, 363398, 571054, 1998689, 3997378]

約数ペア:

[(1, 3997378), (2, 1998689), (7, 571054), (11, 363398), (14, 285527), (22, 181699), (77, 51914), (101, 39578), (154, 25957), (202, 19789), (257, 15554), (514, 7777), (707, 5654), (1111, 3598), (1414, 2827), (1799, 2222)]