490376859

素因数分解:

$3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{3373}}^1$

素因数の和:3456

約数の個数: 48

約数和(自身を含む): 812351232

約数和(自身を除く): 321974373

約数列:

[1, 3, 7, 21, 23, 43, 49, 69, 129, 147, 161, 301, 483, 903, 989, 1127, 2107, 2967, 3373, 3381, 6321, 6923, 10119, 20769, 23611, 48461, 70833, 77579, 145039, 145383, 165277, 232737, 435117, 495831, 543053, 1015273, 1629159, 3045819, 3335897, 3801371, 7106911, 10007691, 11404113, 21320733, 23351279, 70053837, 163458953, 490376859]

約数ペア:

[(1, 490376859), (3, 163458953), (7, 70053837), (21, 23351279), (23, 21320733), (43, 11404113), (49, 10007691), (69, 7106911), (129, 3801371), (147, 3335897), (161, 3045819), (301, 1629159), (483, 1015273), (903, 543053), (989, 495831), (1127, 435117), (2107, 232737), (2967, 165277), (3373, 145383), (3381, 145039), (6321, 77579), (6923, 70833), (10119, 48461), (20769, 23611)]