142788728

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{181}}^1\times {\mathrm{3181}}^1$

素因数の和:3399

約数の個数: 32

約数和(自身を含む): 277979520

約数和(自身を除く): 135190792

約数列:

[1, 2, 4, 8, 31, 62, 124, 181, 248, 362, 724, 1448, 3181, 5611, 6362, 11222, 12724, 22444, 25448, 44888, 98611, 197222, 394444, 575761, 788888, 1151522, 2303044, 4606088, 17848591, 35697182, 71394364, 142788728]

約数ペア:

[(1, 142788728), (2, 71394364), (4, 35697182), (8, 17848591), (31, 4606088), (62, 2303044), (124, 1151522), (181, 788888), (248, 575761), (362, 394444), (724, 197222), (1448, 98611), (3181, 44888), (5611, 25448), (6362, 22444), (11222, 12724)]