31361421

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{16411}}^1$

素因数の和:16441

約数の個数: 24

約数和(自身を含む): 52387104

約数和(自身を除く): 21025683

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 16411, 49233, 114877, 213343, 344631, 640029, 804139, 1493401, 2412417, 4480203, 10453807, 31361421]

約数ペア:

[(1, 31361421), (3, 10453807), (7, 4480203), (13, 2412417), (21, 1493401), (39, 804139), (49, 640029), (91, 344631), (147, 213343), (273, 114877), (637, 49233), (1911, 16411)]