1640783903

素因数分解:

${\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{193}}^1\times {\mathrm{233}}^1$

素因数の和:575

約数の個数: 32

約数和(自身を含む): 1882662912

約数和(自身を除く): 241879009

約数列:

[1, 11, 31, 107, 193, 233, 341, 1177, 2123, 2563, 3317, 5983, 7223, 20651, 24931, 36487, 44969, 65813, 79453, 227161, 274241, 494659, 640181, 772861, 1394039, 4811683, 7041991, 8501471, 15334429, 52928513, 149162173, 1640783903]

約数ペア:

[(1, 1640783903), (11, 149162173), (31, 52928513), (107, 15334429), (193, 8501471), (233, 7041991), (341, 4811683), (1177, 1394039), (2123, 772861), (2563, 640181), (3317, 494659), (5983, 274241), (7223, 227161), (20651, 79453), (24931, 65813), (36487, 44969)]