127278921

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{78713}}^1$

素因数の和:78741

約数の個数: 24

約数和(自身を含む): 215361504

約数和(自身を除く): 88082583

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 147, 231, 539, 1617, 78713, 236139, 550991, 865843, 1652973, 2597529, 3856937, 6060901, 11570811, 18182703, 42426307, 127278921]

約数ペア:

[(1, 127278921), (3, 42426307), (7, 18182703), (11, 11570811), (21, 6060901), (33, 3856937), (49, 2597529), (77, 1652973), (147, 865843), (231, 550991), (539, 236139), (1617, 78713)]