28679434

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{70639}}^1$

素因数の和:70677

約数の個数: 16

約数和(自身を含む): 50860800

約数和(自身を除く): 22181366

約数列:

[1, 2, 7, 14, 29, 58, 203, 406, 70639, 141278, 494473, 988946, 2048531, 4097062, 14339717, 28679434]

約数ペア:

[(1, 28679434), (2, 14339717), (7, 4097062), (14, 2048531), (29, 988946), (58, 494473), (203, 141278), (406, 70639)]