2251977

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1$

素因数の和:209

約数の個数: 32

約数和(自身を含む): 3779328

約数和(自身を除く): 1527351

約数列:

[1, 3, 7, 13, 21, 39, 73, 91, 113, 219, 273, 339, 511, 791, 949, 1469, 1533, 2373, 2847, 4407, 6643, 8249, 10283, 19929, 24747, 30849, 57743, 107237, 173229, 321711, 750659, 2251977]

約数ペア:

[(1, 2251977), (3, 750659), (7, 321711), (13, 173229), (21, 107237), (39, 57743), (73, 30849), (91, 24747), (113, 19929), (219, 10283), (273, 8249), (339, 6643), (511, 4407), (791, 2847), (949, 2373), (1469, 1533)]