28186564

素因数分解:

$2^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{4639}}^1$

素因数の和:4688

約数の個数: 36

約数和(自身を含む): 59243520

約数和(自身を除く): 31056956

約数列:

[1, 2, 4, 7, 14, 28, 31, 49, 62, 98, 124, 196, 217, 434, 868, 1519, 3038, 4639, 6076, 9278, 18556, 32473, 64946, 129892, 143809, 227311, 287618, 454622, 575236, 909244, 1006663, 2013326, 4026652, 7046641, 14093282, 28186564]

約数ペア:

[(1, 28186564), (2, 14093282), (4, 7046641), (7, 4026652), (14, 2013326), (28, 1006663), (31, 909244), (49, 575236), (62, 454622), (98, 287618), (124, 227311), (196, 143809), (217, 129892), (434, 64946), (868, 32473), (1519, 18556), (3038, 9278), (4639, 6076)]