31244213

素因数分解:

$7^5\times {\mathrm{11}}^1\times {\mathrm{13}}^2$

素因数の和:72

約数の個数: 36

約数和(自身を含む): 43059168

約数和(自身を除く): 11814955

約数列:

[1, 7, 11, 13, 49, 77, 91, 143, 169, 343, 539, 637, 1001, 1183, 1859, 2401, 3773, 4459, 7007, 8281, 13013, 16807, 26411, 31213, 49049, 57967, 91091, 184877, 218491, 343343, 405769, 637637, 2403401, 2840383, 4463459, 31244213]

約数ペア:

[(1, 31244213), (7, 4463459), (11, 2840383), (13, 2403401), (49, 637637), (77, 405769), (91, 343343), (143, 218491), (169, 184877), (343, 91091), (539, 57967), (637, 49049), (1001, 31213), (1183, 26411), (1859, 16807), (2401, 13013), (3773, 8281), (4459, 7007)]