15491686

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{197}}^1$

素因数の和:384

約数の個数: 32

約数和(自身を含む): 27542592

約数和(自身を除く): 12050906

約数列:

[1, 2, 7, 14, 41, 82, 137, 197, 274, 287, 394, 574, 959, 1379, 1918, 2758, 5617, 8077, 11234, 16154, 26989, 39319, 53978, 56539, 78638, 113078, 188923, 377846, 1106549, 2213098, 7745843, 15491686]

約数ペア:

[(1, 15491686), (2, 7745843), (7, 2213098), (14, 1106549), (41, 377846), (82, 188923), (137, 113078), (197, 78638), (274, 56539), (287, 53978), (394, 39319), (574, 26989), (959, 16154), (1379, 11234), (1918, 8077), (2758, 5617)]