140198408

素因数分解:

$2^3\times 7^2\times {\mathrm{357649}}^1$

素因数の和:357669

約数の個数: 24

約数和(自身を含む): 305790750

約数和(自身を除く): 165592342

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 357649, 715298, 1430596, 2503543, 2861192, 5007086, 10014172, 17524801, 20028344, 35049602, 70099204, 140198408]

約数ペア:

[(1, 140198408), (2, 70099204), (4, 35049602), (7, 20028344), (8, 17524801), (14, 10014172), (28, 5007086), (49, 2861192), (56, 2503543), (98, 1430596), (196, 715298), (392, 357649)]