251211144

素因数分解:

$2^3\times 3^1\times {\mathrm{59}}^1\times {\mathrm{177409}}^1$

素因数の和:177477

約数の個数: 32

約数和(自身を含む): 638676000

約数和(自身を除く): 387464856

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 59, 118, 177, 236, 354, 472, 708, 1416, 177409, 354818, 532227, 709636, 1064454, 1419272, 2128908, 4257816, 10467131, 20934262, 31401393, 41868524, 62802786, 83737048, 125605572, 251211144]

約数ペア:

[(1, 251211144), (2, 125605572), (3, 83737048), (4, 62802786), (6, 41868524), (8, 31401393), (12, 20934262), (24, 10467131), (59, 4257816), (118, 2128908), (177, 1419272), (236, 1064454), (354, 709636), (472, 532227), (708, 354818), (1416, 177409)]