57688761

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{881}}^1$

素因数の和:993

約数の個数: 32

約数和(自身を含む): 87720192

約数和(自身を除く): 30031431

約数列:

[1, 3, 13, 23, 39, 69, 73, 219, 299, 881, 897, 949, 1679, 2643, 2847, 5037, 11453, 20263, 21827, 34359, 60789, 64313, 65481, 192939, 263419, 790257, 836069, 1479199, 2508207, 4437597, 19229587, 57688761]

約数ペア:

[(1, 57688761), (3, 19229587), (13, 4437597), (23, 2508207), (39, 1479199), (69, 836069), (73, 790257), (219, 263419), (299, 192939), (881, 65481), (897, 64313), (949, 60789), (1679, 34359), (2643, 21827), (2847, 20263), (5037, 11453)]