15387449

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{491}}^1$

素因数の和:557

約数の個数: 24

約数和(自身を含む): 19892544

約数和(自身を除く): 4505095

約数列:

[1, 7, 11, 37, 77, 121, 259, 407, 491, 847, 2849, 3437, 4477, 5401, 18167, 31339, 37807, 59411, 127169, 199837, 415877, 1398859, 2198207, 15387449]

約数ペア:

[(1, 15387449), (7, 2198207), (11, 1398859), (37, 415877), (77, 199837), (121, 127169), (259, 59411), (407, 37807), (491, 31339), (847, 18167), (2849, 5401), (3437, 4477)]