291100535

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{359}}^1\times {\mathrm{641}}^1$

素因数の和:1039

約数の個数: 32

約数和(自身を含む): 399375360

約数和(自身を除く): 108274825

約数列:

[1, 5, 11, 23, 55, 115, 253, 359, 641, 1265, 1795, 3205, 3949, 7051, 8257, 14743, 19745, 35255, 41285, 73715, 90827, 162173, 230119, 454135, 810865, 1150595, 2531309, 5292737, 12656545, 26463685, 58220107, 291100535]

約数ペア:

[(1, 291100535), (5, 58220107), (11, 26463685), (23, 12656545), (55, 5292737), (115, 2531309), (253, 1150595), (359, 810865), (641, 454135), (1265, 230119), (1795, 162173), (3205, 90827), (3949, 73715), (7051, 41285), (8257, 35255), (14743, 19745)]