2158772

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1$

素因数の和:228

約数の個数: 48

約数和(自身を含む): 4849152

約数和(自身を除く): 2690380

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 43, 44, 77, 86, 154, 163, 172, 301, 308, 326, 473, 602, 652, 946, 1141, 1204, 1793, 1892, 2282, 3311, 3586, 4564, 6622, 7009, 7172, 12551, 13244, 14018, 25102, 28036, 49063, 50204, 77099, 98126, 154198, 196252, 308396, 539693, 1079386, 2158772]

約数ペア:

[(1, 2158772), (2, 1079386), (4, 539693), (7, 308396), (11, 196252), (14, 154198), (22, 98126), (28, 77099), (43, 50204), (44, 49063), (77, 28036), (86, 25102), (154, 14018), (163, 13244), (172, 12551), (301, 7172), (308, 7009), (326, 6622), (473, 4564), (602, 3586), (652, 3311), (946, 2282), (1141, 1892), (1204, 1793)]