72311288

素因数分解:

$2^3\times 7^1\times {\mathrm{991}}^1\times {\mathrm{1303}}^1$

素因数の和:2307

約数の個数: 32

約数和(自身を含む): 155228160

約数和(自身を除く): 82916872

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 991, 1303, 1982, 2606, 3964, 5212, 6937, 7928, 9121, 10424, 13874, 18242, 27748, 36484, 55496, 72968, 1291273, 2582546, 5165092, 9038911, 10330184, 18077822, 36155644, 72311288]

約数ペア:

[(1, 72311288), (2, 36155644), (4, 18077822), (7, 10330184), (8, 9038911), (14, 5165092), (28, 2582546), (56, 1291273), (991, 72968), (1303, 55496), (1982, 36484), (2606, 27748), (3964, 18242), (5212, 13874), (6937, 10424), (7928, 9121)]