404702956

素因数分解:

$2^2\times 7^4\times {\mathrm{42139}}^1$

素因数の和:42171

約数の個数: 30

約数和(自身を含む): 826238980

約数和(自身を除く): 421536024

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 343, 686, 1372, 2401, 4802, 9604, 42139, 84278, 168556, 294973, 589946, 1179892, 2064811, 4129622, 8259244, 14453677, 28907354, 57814708, 101175739, 202351478, 404702956]

約数ペア:

[(1, 404702956), (2, 202351478), (4, 101175739), (7, 57814708), (14, 28907354), (28, 14453677), (49, 8259244), (98, 4129622), (196, 2064811), (343, 1179892), (686, 589946), (1372, 294973), (2401, 168556), (4802, 84278), (9604, 42139)]