128165868

素因数分解:

$2^2\times 3^3\times {\mathrm{19}}^1\times {\mathrm{62459}}^1$

素因数の和:62491

約数の個数: 48

約数和(自身を含む): 349776000

約数和(自身を除く): 221610132

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 108, 114, 171, 228, 342, 513, 684, 1026, 2052, 62459, 124918, 187377, 249836, 374754, 562131, 749508, 1124262, 1186721, 1686393, 2248524, 2373442, 3372786, 3560163, 4746884, 6745572, 7120326, 10680489, 14240652, 21360978, 32041467, 42721956, 64082934, 128165868]

約数ペア:

[(1, 128165868), (2, 64082934), (3, 42721956), (4, 32041467), (6, 21360978), (9, 14240652), (12, 10680489), (18, 7120326), (19, 6745572), (27, 4746884), (36, 3560163), (38, 3372786), (54, 2373442), (57, 2248524), (76, 1686393), (108, 1186721), (114, 1124262), (171, 749508), (228, 562131), (342, 374754), (513, 249836), (684, 187377), (1026, 124918), (2052, 62459)]