172871868

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{25771}}^1$

素因数の和:25834

約数の個数: 48

約数和(自身を含む): 444515456

約数和(自身を除く): 271643588

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 43, 52, 78, 86, 129, 156, 172, 258, 516, 559, 1118, 1677, 2236, 3354, 6708, 25771, 51542, 77313, 103084, 154626, 309252, 335023, 670046, 1005069, 1108153, 1340092, 2010138, 2216306, 3324459, 4020276, 4432612, 6648918, 13297836, 14405989, 28811978, 43217967, 57623956, 86435934, 172871868]

約数ペア:

[(1, 172871868), (2, 86435934), (3, 57623956), (4, 43217967), (6, 28811978), (12, 14405989), (13, 13297836), (26, 6648918), (39, 4432612), (43, 4020276), (52, 3324459), (78, 2216306), (86, 2010138), (129, 1340092), (156, 1108153), (172, 1005069), (258, 670046), (516, 335023), (559, 309252), (1118, 154626), (1677, 103084), (2236, 77313), (3354, 51542), (6708, 25771)]