257029752

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{18433}}^1$

素因数の和:18532

約数の個数: 64

約数和(自身を含む): 743258880

約数和(自身を除く): 486229128

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 83, 84, 166, 168, 249, 332, 498, 581, 664, 996, 1162, 1743, 1992, 2324, 3486, 4648, 6972, 13944, 18433, 36866, 55299, 73732, 110598, 129031, 147464, 221196, 258062, 387093, 442392, 516124, 774186, 1032248, 1529939, 1548372, 3059878, 3096744, 4589817, 6119756, 9179634, 10709573, 12239512, 18359268, 21419146, 32128719, 36718536, 42838292, 64257438, 85676584, 128514876, 257029752]

約数ペア:

[(1, 257029752), (2, 128514876), (3, 85676584), (4, 64257438), (6, 42838292), (7, 36718536), (8, 32128719), (12, 21419146), (14, 18359268), (21, 12239512), (24, 10709573), (28, 9179634), (42, 6119756), (56, 4589817), (83, 3096744), (84, 3059878), (166, 1548372), (168, 1529939), (249, 1032248), (332, 774186), (498, 516124), (581, 442392), (664, 387093), (996, 258062), (1162, 221196), (1743, 147464), (1992, 129031), (2324, 110598), (3486, 73732), (4648, 55299), (6972, 36866), (13944, 18433)]