149181796

素因数分解:

$2^2\times {\mathrm{31}}^2\times {\mathrm{197}}^2$

素因数の和:460

約数の個数: 27

約数和(自身を含む): 271137657

約数和(自身を除く): 121955861

約数列:

[1, 2, 4, 31, 62, 124, 197, 394, 788, 961, 1922, 3844, 6107, 12214, 24428, 38809, 77618, 155236, 189317, 378634, 757268, 1203079, 2406158, 4812316, 37295449, 74590898, 149181796]

約数ペア:

[(1, 149181796), (2, 74590898), (4, 37295449), (31, 4812316), (62, 2406158), (124, 1203079), (197, 757268), (394, 378634), (788, 189317), (961, 155236), (1922, 77618), (3844, 38809), (6107, 24428)]