25989795

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{251}}^1$

素因数の和:337

約数の個数: 64

約数和(自身を含む): 50803200

約数和(自身を除く): 24813405

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 59, 65, 117, 135, 177, 195, 251, 295, 351, 531, 585, 753, 767, 885, 1255, 1593, 1755, 2259, 2301, 2655, 3263, 3765, 3835, 6777, 6903, 7965, 9789, 11295, 11505, 14809, 16315, 20709, 29367, 33885, 34515, 44427, 48945, 74045, 88101, 103545, 133281, 146835, 192517, 222135, 399843, 440505, 577551, 666405, 962585, 1732653, 1999215, 2887755, 5197959, 8663265, 25989795]

約数ペア:

[(1, 25989795), (3, 8663265), (5, 5197959), (9, 2887755), (13, 1999215), (15, 1732653), (27, 962585), (39, 666405), (45, 577551), (59, 440505), (65, 399843), (117, 222135), (135, 192517), (177, 146835), (195, 133281), (251, 103545), (295, 88101), (351, 74045), (531, 48945), (585, 44427), (753, 34515), (767, 33885), (885, 29367), (1255, 20709), (1593, 16315), (1755, 14809), (2259, 11505), (2301, 11295), (2655, 9789), (3263, 7965), (3765, 6903), (3835, 6777)]