65712213

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{191}}^1$

素因数の和:374

約数の個数: 48

約数和(自身を含む): 112459776

約数和(自身を除く): 46747563

約数列:

[1, 3, 7, 9, 21, 43, 63, 127, 129, 191, 301, 381, 387, 573, 889, 903, 1143, 1337, 1719, 2667, 2709, 4011, 5461, 8001, 8213, 12033, 16383, 24257, 24639, 38227, 49149, 57491, 72771, 73917, 114681, 169799, 172473, 218313, 344043, 509397, 517419, 1043051, 1528191, 3129153, 7301357, 9387459, 21904071, 65712213]

約数ペア:

[(1, 65712213), (3, 21904071), (7, 9387459), (9, 7301357), (21, 3129153), (43, 1528191), (63, 1043051), (127, 517419), (129, 509397), (191, 344043), (301, 218313), (381, 172473), (387, 169799), (573, 114681), (889, 73917), (903, 72771), (1143, 57491), (1337, 49149), (1719, 38227), (2667, 24639), (2709, 24257), (4011, 16383), (5461, 12033), (8001, 8213)]