71894823

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{269}}^1$

素因数の和:392

約数の個数: 64

約数和(自身を含む): 130636800

約数和(自身を除く): 58741977

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 77, 89, 91, 143, 231, 267, 269, 273, 429, 623, 807, 979, 1001, 1157, 1869, 1883, 2937, 2959, 3003, 3471, 3497, 5649, 6853, 8099, 8877, 10491, 12727, 20559, 20713, 23941, 24297, 24479, 38181, 38467, 62139, 71823, 73437, 89089, 115401, 167587, 263351, 267267, 269269, 311233, 502761, 790053, 807807, 933699, 1843457, 2178631, 3423563, 5530371, 6535893, 10270689, 23964941, 71894823]

約数ペア:

[(1, 71894823), (3, 23964941), (7, 10270689), (11, 6535893), (13, 5530371), (21, 3423563), (33, 2178631), (39, 1843457), (77, 933699), (89, 807807), (91, 790053), (143, 502761), (231, 311233), (267, 269269), (269, 267267), (273, 263351), (429, 167587), (623, 115401), (807, 89089), (979, 73437), (1001, 71823), (1157, 62139), (1869, 38467), (1883, 38181), (2937, 24479), (2959, 24297), (3003, 23941), (3471, 20713), (3497, 20559), (5649, 12727), (6853, 10491), (8099, 8877)]