28442570

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{1597}}^1$

素因数の和:1754

約数の個数: 32

約数和(自身を含む): 55572048

約数和(自身を除く): 27129478

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 137, 274, 685, 1370, 1597, 1781, 3194, 3562, 7985, 8905, 15970, 17810, 20761, 41522, 103805, 207610, 218789, 437578, 1093945, 2187890, 2844257, 5688514, 14221285, 28442570]

約数ペア:

[(1, 28442570), (2, 14221285), (5, 5688514), (10, 2844257), (13, 2187890), (26, 1093945), (65, 437578), (130, 218789), (137, 207610), (274, 103805), (685, 41522), (1370, 20761), (1597, 17810), (1781, 15970), (3194, 8905), (3562, 7985)]