539452415

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{3989}}^1$

素因数の和:4091

約数の個数: 32

約数和(自身を含む): 720498240

約数和(自身を除く): 181045825

約数列:

[1, 5, 17, 37, 43, 85, 185, 215, 629, 731, 1591, 3145, 3655, 3989, 7955, 19945, 27047, 67813, 135235, 147593, 171527, 339065, 737965, 857635, 2509081, 2915959, 6346499, 12545405, 14579795, 31732495, 107890483, 539452415]

約数ペア:

[(1, 539452415), (5, 107890483), (17, 31732495), (37, 14579795), (43, 12545405), (85, 6346499), (185, 2915959), (215, 2509081), (629, 857635), (731, 737965), (1591, 339065), (3145, 171527), (3655, 147593), (3989, 135235), (7955, 67813), (19945, 27047)]