31118841

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{5659}}^1$

素因数の和:5725

約数の個数: 24

約数和(自身を含む): 49445760

約数和(自身を除く): 18326919

約数列:

[1, 3, 9, 13, 39, 47, 117, 141, 423, 611, 1833, 5499, 5659, 16977, 50931, 73567, 220701, 265973, 662103, 797919, 2393757, 3457649, 10372947, 31118841]

約数ペア:

[(1, 31118841), (3, 10372947), (9, 3457649), (13, 2393757), (39, 797919), (47, 662103), (117, 265973), (141, 220701), (423, 73567), (611, 50931), (1833, 16977), (5499, 5659)]