669147075

素因数分解:

$3^4\times 5^2\times {\mathrm{491}}^1\times {\mathrm{673}}^1$

素因数の和:1186

約数の個数: 60

約数和(自身を含む): 1243861608

約数和(自身を除く): 574714533

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 405, 491, 673, 675, 1473, 2019, 2025, 2455, 3365, 4419, 6057, 7365, 10095, 12275, 13257, 16825, 18171, 22095, 30285, 36825, 39771, 50475, 54513, 66285, 90855, 110475, 151425, 198855, 272565, 330443, 331425, 454275, 991329, 994275, 1362825, 1652215, 2973987, 4956645, 8261075, 8921961, 14869935, 24783225, 26765883, 44609805, 74349675, 133829415, 223049025, 669147075]

約数ペア:

[(1, 669147075), (3, 223049025), (5, 133829415), (9, 74349675), (15, 44609805), (25, 26765883), (27, 24783225), (45, 14869935), (75, 8921961), (81, 8261075), (135, 4956645), (225, 2973987), (405, 1652215), (491, 1362825), (673, 994275), (675, 991329), (1473, 454275), (2019, 331425), (2025, 330443), (2455, 272565), (3365, 198855), (4419, 151425), (6057, 110475), (7365, 90855), (10095, 66285), (12275, 54513), (13257, 50475), (16825, 39771), (18171, 36825), (22095, 30285)]