90131041

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{677}}^1$

素因数の和:734

約数の個数: 48

約数和(自身を含む): 129850560

約数和(自身を除く): 39719519

約数列:

[1, 7, 11, 13, 19, 49, 77, 91, 133, 143, 209, 247, 539, 637, 677, 931, 1001, 1463, 1729, 2717, 4739, 7007, 7447, 8801, 10241, 12103, 12863, 19019, 33173, 52129, 61607, 90041, 96811, 133133, 141493, 167219, 364903, 431249, 630287, 677677, 990451, 1170533, 1839409, 4743739, 6933157, 8193731, 12875863, 90131041]

約数ペア:

[(1, 90131041), (7, 12875863), (11, 8193731), (13, 6933157), (19, 4743739), (49, 1839409), (77, 1170533), (91, 990451), (133, 677677), (143, 630287), (209, 431249), (247, 364903), (539, 167219), (637, 141493), (677, 133133), (931, 96811), (1001, 90041), (1463, 61607), (1729, 52129), (2717, 33173), (4739, 19019), (7007, 12863), (7447, 12103), (8801, 10241)]