669242007

素因数分解:

$3^4\times 7^1\times {\mathrm{617}}^1\times {\mathrm{1913}}^1$

素因数の和:2549

約数の個数: 40

約数和(自身を含む): 1145000736

約数和(自身を除く): 475758729

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 617, 1851, 1913, 4319, 5553, 5739, 12957, 13391, 16659, 17217, 38871, 40173, 49977, 51651, 116613, 120519, 154953, 349839, 361557, 1084671, 1180321, 3540963, 8262247, 10622889, 24786741, 31868667, 74360223, 95606001, 223080669, 669242007]

約数ペア:

[(1, 669242007), (3, 223080669), (7, 95606001), (9, 74360223), (21, 31868667), (27, 24786741), (63, 10622889), (81, 8262247), (189, 3540963), (567, 1180321), (617, 1084671), (1851, 361557), (1913, 349839), (4319, 154953), (5553, 120519), (5739, 116613), (12957, 51651), (13391, 49977), (16659, 40173), (17217, 38871)]