257348

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1$

素因数の和:132

約数の個数: 36

約数和(自身を含む): 569772

約数和(自身を除く): 312424

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 101, 182, 196, 202, 364, 404, 637, 707, 1274, 1313, 1414, 2548, 2626, 2828, 4949, 5252, 9191, 9898, 18382, 19796, 36764, 64337, 128674, 257348]

約数ペア:

[(1, 257348), (2, 128674), (4, 64337), (7, 36764), (13, 19796), (14, 18382), (26, 9898), (28, 9191), (49, 5252), (52, 4949), (91, 2828), (98, 2626), (101, 2548), (182, 1414), (196, 1313), (202, 1274), (364, 707), (404, 637)]