253141256

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{12713}}^1$

素因数の和:12869

約数の個数: 32

約数和(自身を含む): 503474400

約数和(自身を除く): 250333144

約数列:

[1, 2, 4, 8, 19, 38, 76, 131, 152, 262, 524, 1048, 2489, 4978, 9956, 12713, 19912, 25426, 50852, 101704, 241547, 483094, 966188, 1665403, 1932376, 3330806, 6661612, 13323224, 31642657, 63285314, 126570628, 253141256]

約数ペア:

[(1, 253141256), (2, 126570628), (4, 63285314), (8, 31642657), (19, 13323224), (38, 6661612), (76, 3330806), (131, 1932376), (152, 1665403), (262, 966188), (524, 483094), (1048, 241547), (2489, 101704), (4978, 50852), (9956, 25426), (12713, 19912)]