1640789955

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{30109}}^1$

素因数の和:30300

約数の個数: 48

約数和(自身を含む): 3269223360

約数和(自身を除く): 1628433405

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 173, 315, 519, 865, 1211, 1557, 2595, 3633, 6055, 7785, 10899, 18165, 30109, 54495, 90327, 150545, 210763, 270981, 451635, 632289, 1053815, 1354905, 1896867, 3161445, 5208857, 9484335, 15626571, 26044285, 36461999, 46879713, 78132855, 109385997, 182309995, 234398565, 328157991, 546929985, 1640789955]

約数ペア:

[(1, 1640789955), (3, 546929985), (5, 328157991), (7, 234398565), (9, 182309995), (15, 109385997), (21, 78132855), (35, 46879713), (45, 36461999), (63, 26044285), (105, 15626571), (173, 9484335), (315, 5208857), (519, 3161445), (865, 1896867), (1211, 1354905), (1557, 1053815), (2595, 632289), (3633, 451635), (6055, 270981), (7785, 210763), (10899, 150545), (18165, 90327), (30109, 54495)]