8991584

素因数分解:

$2^5\times 7^1\times {\mathrm{137}}^1\times {\mathrm{293}}^1$

素因数の和:447

約数の個数: 48

約数和(自身を含む): 20448288

約数和(自身を除く): 11456704

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 137, 224, 274, 293, 548, 586, 959, 1096, 1172, 1918, 2051, 2192, 2344, 3836, 4102, 4384, 4688, 7672, 8204, 9376, 15344, 16408, 30688, 32816, 40141, 65632, 80282, 160564, 280987, 321128, 561974, 642256, 1123948, 1284512, 2247896, 4495792, 8991584]

約数ペア:

[(1, 8991584), (2, 4495792), (4, 2247896), (7, 1284512), (8, 1123948), (14, 642256), (16, 561974), (28, 321128), (32, 280987), (56, 160564), (112, 80282), (137, 65632), (224, 40141), (274, 32816), (293, 30688), (548, 16408), (586, 15344), (959, 9376), (1096, 8204), (1172, 7672), (1918, 4688), (2051, 4384), (2192, 4102), (2344, 3836)]