66890404

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{39163}}^1$

素因数の和:39235

約数の個数: 24

約数和(自身を含む): 135977408

約数和(自身を除く): 69087004

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 427, 854, 1708, 39163, 78326, 156652, 274141, 548282, 1096564, 2388943, 4777886, 9555772, 16722601, 33445202, 66890404]

約数ペア:

[(1, 66890404), (2, 33445202), (4, 16722601), (7, 9555772), (14, 4777886), (28, 2388943), (61, 1096564), (122, 548282), (244, 274141), (427, 156652), (854, 78326), (1708, 39163)]