31109507

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{191}}^1$

素因数の和:299

約数の個数: 32

約数和(自身を含む): 39481344

約数和(自身を除く): 8371837

約数列:

[1, 11, 13, 17, 67, 143, 187, 191, 221, 737, 871, 1139, 2101, 2431, 2483, 3247, 9581, 12529, 12797, 14807, 27313, 35717, 42211, 140767, 162877, 166361, 217549, 464321, 1829971, 2393039, 2828137, 31109507]

約数ペア:

[(1, 31109507), (11, 2828137), (13, 2393039), (17, 1829971), (67, 464321), (143, 217549), (187, 166361), (191, 162877), (221, 140767), (737, 42211), (871, 35717), (1139, 27313), (2101, 14807), (2431, 12797), (2483, 12529), (3247, 9581)]