538020117

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{67}}^2\times {\mathrm{193}}^1$

素因数の和:359

約数の個数: 48

約数和(自身を含む): 848695680

約数和(自身を除く): 310675563

約数列:

[1, 3, 9, 23, 27, 67, 69, 193, 201, 207, 579, 603, 621, 1541, 1737, 1809, 4439, 4489, 4623, 5211, 12931, 13317, 13467, 13869, 38793, 39951, 40401, 41607, 103247, 116379, 119853, 121203, 297413, 309741, 349137, 866377, 892239, 929223, 2599131, 2676717, 2787669, 7797393, 8030151, 19926671, 23392179, 59780013, 179340039, 538020117]

約数ペア:

[(1, 538020117), (3, 179340039), (9, 59780013), (23, 23392179), (27, 19926671), (67, 8030151), (69, 7797393), (193, 2787669), (201, 2676717), (207, 2599131), (579, 929223), (603, 892239), (621, 866377), (1541, 349137), (1737, 309741), (1809, 297413), (4439, 121203), (4489, 119853), (4623, 116379), (5211, 103247), (12931, 41607), (13317, 40401), (13467, 39951), (13869, 38793)]