42891618

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{353}}^1$

素因数の和:639

約数の個数: 64

約数和(自身を含む): 107661312

約数和(自身を除く): 64769694

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 154, 231, 263, 353, 462, 526, 706, 789, 1059, 1578, 1841, 2118, 2471, 2893, 3682, 3883, 4942, 5523, 5786, 7413, 7766, 8679, 11046, 11649, 14826, 17358, 20251, 23298, 27181, 40502, 54362, 60753, 81543, 92839, 121506, 163086, 185678, 278517, 557034, 649873, 1021229, 1299746, 1949619, 2042458, 3063687, 3899238, 6127374, 7148603, 14297206, 21445809, 42891618]

約数ペア:

[(1, 42891618), (2, 21445809), (3, 14297206), (6, 7148603), (7, 6127374), (11, 3899238), (14, 3063687), (21, 2042458), (22, 1949619), (33, 1299746), (42, 1021229), (66, 649873), (77, 557034), (154, 278517), (231, 185678), (263, 163086), (353, 121506), (462, 92839), (526, 81543), (706, 60753), (789, 54362), (1059, 40502), (1578, 27181), (1841, 23298), (2118, 20251), (2471, 17358), (2893, 14826), (3682, 11649), (3883, 11046), (4942, 8679), (5523, 7766), (5786, 7413)]