556262512

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{86269}}^1$

素因数の和:86321

約数の個数: 40

約数和(自身を含む): 1198117760

約数和(自身を除く): 641855248

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 6448, 86269, 172538, 345076, 690152, 1121497, 1380304, 2242994, 2674339, 4485988, 5348678, 8971976, 10697356, 17943952, 21394712, 34766407, 42789424, 69532814, 139065628, 278131256, 556262512]

約数ペア:

[(1, 556262512), (2, 278131256), (4, 139065628), (8, 69532814), (13, 42789424), (16, 34766407), (26, 21394712), (31, 17943952), (52, 10697356), (62, 8971976), (104, 5348678), (124, 4485988), (208, 2674339), (248, 2242994), (403, 1380304), (496, 1121497), (806, 690152), (1612, 345076), (3224, 172538), (6448, 86269)]