65840817

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{1481}}^1$

素因数の和:1593

約数の個数: 32

約数和(自身を含む): 105281280

約数和(自身を除く): 39440463

約数列:

[1, 3, 7, 21, 29, 73, 87, 203, 219, 511, 609, 1481, 1533, 2117, 4443, 6351, 10367, 14819, 31101, 42949, 44457, 108113, 128847, 300643, 324339, 756791, 901929, 2270373, 3135277, 9405831, 21946939, 65840817]

約数ペア:

[(1, 65840817), (3, 21946939), (7, 9405831), (21, 3135277), (29, 2270373), (73, 901929), (87, 756791), (203, 324339), (219, 300643), (511, 128847), (609, 108113), (1481, 44457), (1533, 42949), (2117, 31101), (4443, 14819), (6351, 10367)]