31871728

素因数分解:

$2^4\times 7^1\times {\mathrm{383}}^1\times {\mathrm{743}}^1$

素因数の和:1141

約数の個数: 40

約数和(自身を含む): 70852608

約数和(自身を除く): 38980880

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 383, 743, 766, 1486, 1532, 2681, 2972, 3064, 5201, 5362, 5944, 6128, 10402, 10724, 11888, 20804, 21448, 41608, 42896, 83216, 284569, 569138, 1138276, 1991983, 2276552, 3983966, 4553104, 7967932, 15935864, 31871728]

約数ペア:

[(1, 31871728), (2, 15935864), (4, 7967932), (7, 4553104), (8, 3983966), (14, 2276552), (16, 1991983), (28, 1138276), (56, 569138), (112, 284569), (383, 83216), (743, 42896), (766, 41608), (1486, 21448), (1532, 20804), (2681, 11888), (2972, 10724), (3064, 10402), (5201, 6128), (5362, 5944)]