31118391

素因数分解:

$3^3\times {\mathrm{991}}^1\times {\mathrm{1163}}^1$

素因数の和:2163

約数の個数: 16

約数和(自身を含む): 46187520

約数和(自身を除く): 15069129

約数列:

[1, 3, 9, 27, 991, 1163, 2973, 3489, 8919, 10467, 26757, 31401, 1152533, 3457599, 10372797, 31118391]

約数ペア:

[(1, 31118391), (3, 10372797), (9, 3457599), (27, 1152533), (991, 31401), (1163, 26757), (2973, 10467), (3489, 8919)]