1922021055

素因数分解:

$3^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{2729}}^1$

素因数の和:2830

約数の個数: 80

約数和(自身を含む): 3615131520

約数和(自身を除く): 1693110465

約数列:

[1, 3, 5, 9, 15, 27, 37, 45, 47, 81, 111, 135, 141, 185, 235, 333, 405, 423, 555, 705, 999, 1269, 1665, 1739, 2115, 2729, 2997, 3807, 4995, 5217, 6345, 8187, 8695, 13645, 14985, 15651, 19035, 24561, 26085, 40935, 46953, 73683, 78255, 100973, 122805, 128263, 140859, 221049, 234765, 302919, 368415, 384789, 504865, 641315, 704295, 908757, 1105245, 1154367, 1514595, 1923945, 2726271, 3463101, 4543785, 4745731, 5771835, 8178813, 10389303, 13631355, 14237193, 17315505, 23728655, 40894065, 42711579, 51946515, 71185965, 128134737, 213557895, 384404211, 640673685, 1922021055]

約数ペア:

[(1, 1922021055), (3, 640673685), (5, 384404211), (9, 213557895), (15, 128134737), (27, 71185965), (37, 51946515), (45, 42711579), (47, 40894065), (81, 23728655), (111, 17315505), (135, 14237193), (141, 13631355), (185, 10389303), (235, 8178813), (333, 5771835), (405, 4745731), (423, 4543785), (555, 3463101), (705, 2726271), (999, 1923945), (1269, 1514595), (1665, 1154367), (1739, 1105245), (2115, 908757), (2729, 704295), (2997, 641315), (3807, 504865), (4995, 384789), (5217, 368415), (6345, 302919), (8187, 234765), (8695, 221049), (13645, 140859), (14985, 128263), (15651, 122805), (19035, 100973), (24561, 78255), (26085, 73683), (40935, 46953)]