47339721

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:164

約数の個数: 80

約数和(自身を含む): 85702848

約数和(自身を除く): 38363127

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 61, 67, 81, 99, 117, 143, 183, 201, 297, 351, 429, 549, 603, 671, 737, 793, 871, 891, 1053, 1287, 1647, 1809, 2013, 2211, 2379, 2613, 3861, 4087, 4941, 5427, 6039, 6633, 7137, 7839, 8723, 9581, 11583, 12261, 18117, 19899, 21411, 23517, 26169, 28743, 36783, 44957, 53131, 54351, 59697, 64233, 70551, 78507, 86229, 110349, 134871, 159393, 235521, 258687, 331047, 404613, 478179, 584441, 706563, 776061, 1213839, 1434537, 1753323, 3641517, 4303611, 5259969, 15779907, 47339721]

約数ペア:

[(1, 47339721), (3, 15779907), (9, 5259969), (11, 4303611), (13, 3641517), (27, 1753323), (33, 1434537), (39, 1213839), (61, 776061), (67, 706563), (81, 584441), (99, 478179), (117, 404613), (143, 331047), (183, 258687), (201, 235521), (297, 159393), (351, 134871), (429, 110349), (549, 86229), (603, 78507), (671, 70551), (737, 64233), (793, 59697), (871, 54351), (891, 53131), (1053, 44957), (1287, 36783), (1647, 28743), (1809, 26169), (2013, 23517), (2211, 21411), (2379, 19899), (2613, 18117), (3861, 12261), (4087, 11583), (4941, 9581), (5427, 8723), (6039, 7839), (6633, 7137)]