2251428478

素因数分解:

$2^1\times {\mathrm{13}}^3\times {\mathrm{73}}^1\times {\mathrm{7019}}^1$

素因数の和:7133

約数の個数: 32

約数和(自身を含む): 3709087200

約数和(自身を除く): 1457658722

約数列:

[1, 2, 13, 26, 73, 146, 169, 338, 949, 1898, 2197, 4394, 7019, 12337, 14038, 24674, 91247, 160381, 182494, 320762, 512387, 1024774, 1186211, 2372422, 6661031, 13322062, 15420743, 30841486, 86593403, 173186806, 1125714239, 2251428478]

約数ペア:

[(1, 2251428478), (2, 1125714239), (13, 173186806), (26, 86593403), (73, 30841486), (146, 15420743), (169, 13322062), (338, 6661031), (949, 2372422), (1898, 1186211), (2197, 1024774), (4394, 512387), (7019, 320762), (12337, 182494), (14038, 160381), (24674, 91247)]