1256551395

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{2087}}^1$

素因数の和:2236

約数の個数: 64

約数和(自身を含む): 2273080320

約数和(自身を除く): 1016528925

約数列:

[1, 3, 5, 11, 15, 33, 41, 55, 89, 123, 165, 205, 267, 445, 451, 615, 979, 1335, 1353, 2087, 2255, 2937, 3649, 4895, 6261, 6765, 10435, 10947, 14685, 18245, 22957, 31305, 40139, 54735, 68871, 85567, 114785, 120417, 185743, 200695, 256701, 344355, 427835, 557229, 602085, 928715, 941237, 1283505, 2043173, 2786145, 2823711, 4706185, 6129519, 7615463, 10215865, 14118555, 22846389, 30647595, 38077315, 83770093, 114231945, 251310279, 418850465, 1256551395]

約数ペア:

[(1, 1256551395), (3, 418850465), (5, 251310279), (11, 114231945), (15, 83770093), (33, 38077315), (41, 30647595), (55, 22846389), (89, 14118555), (123, 10215865), (165, 7615463), (205, 6129519), (267, 4706185), (445, 2823711), (451, 2786145), (615, 2043173), (979, 1283505), (1335, 941237), (1353, 928715), (2087, 602085), (2255, 557229), (2937, 427835), (3649, 344355), (4895, 256701), (6261, 200695), (6765, 185743), (10435, 120417), (10947, 114785), (14685, 85567), (18245, 68871), (22957, 54735), (31305, 40139)]