64661387

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{457}}^1$

素因数の和:551

約数の個数: 32

約数和(自身を含む): 83099520

約数和(自身を除く): 18438133

約数列:

[1, 7, 17, 29, 41, 119, 203, 287, 457, 493, 697, 1189, 3199, 3451, 4879, 7769, 8323, 13253, 18737, 20213, 54383, 92771, 131159, 141491, 225301, 318529, 543373, 1577107, 2229703, 3803611, 9237341, 64661387]

約数ペア:

[(1, 64661387), (7, 9237341), (17, 3803611), (29, 2229703), (41, 1577107), (119, 543373), (203, 318529), (287, 225301), (457, 141491), (493, 131159), (697, 92771), (1189, 54383), (3199, 20213), (3451, 18737), (4879, 13253), (7769, 8323)]