31123378

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{13}}^2\times {\mathrm{761}}^1$

素因数の和:811

約数の個数: 36

約数和(自身を含む): 55638954

約数和(自身を除く): 24515576

約数列:

[1, 2, 11, 13, 22, 26, 121, 143, 169, 242, 286, 338, 761, 1522, 1573, 1859, 3146, 3718, 8371, 9893, 16742, 19786, 20449, 40898, 92081, 108823, 128609, 184162, 217646, 257218, 1197053, 1414699, 2394106, 2829398, 15561689, 31123378]

約数ペア:

[(1, 31123378), (2, 15561689), (11, 2829398), (13, 2394106), (22, 1414699), (26, 1197053), (121, 257218), (143, 217646), (169, 184162), (242, 128609), (286, 108823), (338, 92081), (761, 40898), (1522, 20449), (1573, 19786), (1859, 16742), (3146, 9893), (3718, 8371)]