388582896

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{622729}}^1$

素因数の和:622753

約数の個数: 40

約数和(自身を含む): 1081059280

約数和(自身を除く): 692476384

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 622729, 1245458, 1868187, 2490916, 3736374, 4981832, 7472748, 8095477, 9963664, 14945496, 16190954, 24286431, 29890992, 32381908, 48572862, 64763816, 97145724, 129527632, 194291448, 388582896]

約数ペア:

[(1, 388582896), (2, 194291448), (3, 129527632), (4, 97145724), (6, 64763816), (8, 48572862), (12, 32381908), (13, 29890992), (16, 24286431), (24, 16190954), (26, 14945496), (39, 9963664), (48, 8095477), (52, 7472748), (78, 4981832), (104, 3736374), (156, 2490916), (208, 1868187), (312, 1245458), (624, 622729)]