31774678

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{293}}^1$

素因数の和:448

約数の個数: 32

約数和(自身を含む): 53244576

約数和(自身を除く): 21469898

約数列:

[1, 2, 13, 26, 43, 86, 97, 194, 293, 559, 586, 1118, 1261, 2522, 3809, 4171, 7618, 8342, 12599, 25198, 28421, 54223, 56842, 108446, 163787, 327574, 369473, 738946, 1222103, 2444206, 15887339, 31774678]

約数ペア:

[(1, 31774678), (2, 15887339), (13, 2444206), (26, 1222103), (43, 738946), (86, 369473), (97, 327574), (194, 163787), (293, 108446), (559, 56842), (586, 54223), (1118, 28421), (1261, 25198), (2522, 12599), (3809, 8342), (4171, 7618)]