258460466

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{2131}}^1$

素因数の和:2330

約数の個数: 32

約数和(自身を含む): 437486400

約数和(自身を除く): 179025934

約数列:

[1, 2, 11, 22, 37, 74, 149, 298, 407, 814, 1639, 2131, 3278, 4262, 5513, 11026, 23441, 46882, 60643, 78847, 121286, 157694, 317519, 635038, 867317, 1734634, 3492709, 6985418, 11748203, 23496406, 129230233, 258460466]

約数ペア:

[(1, 258460466), (2, 129230233), (11, 23496406), (22, 11748203), (37, 6985418), (74, 3492709), (149, 1734634), (298, 867317), (407, 635038), (814, 317519), (1639, 157694), (2131, 121286), (3278, 78847), (4262, 60643), (5513, 46882), (11026, 23441)]