858961905

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{5413}}^1$

素因数の和:5641

約数の個数: 32

約数和(自身を含む): 1403308800

約数和(自身を除く): 544346895

約数列:

[1, 3, 5, 15, 71, 149, 213, 355, 447, 745, 1065, 2235, 5413, 10579, 16239, 27065, 31737, 52895, 81195, 158685, 384323, 806537, 1152969, 1921615, 2419611, 4032685, 5764845, 12098055, 57264127, 171792381, 286320635, 858961905]

約数ペア:

[(1, 858961905), (3, 286320635), (5, 171792381), (15, 57264127), (71, 12098055), (149, 5764845), (213, 4032685), (355, 2419611), (447, 1921615), (745, 1152969), (1065, 806537), (2235, 384323), (5413, 158685), (10579, 81195), (16239, 52895), (27065, 31737)]